+2004-08-13 Richard Henderson <rth@redhat.com>
+
+ * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
+ (dbxout_function_end): Remove ifdefs for it.
+ (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
+
+2004-08-13 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (insn-preds.o): Depend on TREE_H.
+ * genpreds.c (write_insn_preds_c): Include tree.h.
+ * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
+ reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
+ const48_operand, and_operand, or_operand, mode_width_operand,
+ mode_mask_operand, mul8_operand, const0_operand,
+ hard_fp_register_operand, hard_int_register_operand,
+ reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
+ samegp_function_operand, direct_call_operand, small_symbolic_operand,
+ global_symbolic_operand, call_operand, symbolic_operand,
+ dtp16_symbolic_operand, dtp32_symbolic_operand,
+ gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
+ gottp_symbolic_operand, alpha_comparison_operator,
+ alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
+ signed_comparison_operator, alpha_fp_comparison_operator,
+ divmod_operator, fix_operator, aligned_memory_operand,
+ unaligned_memory_operand, reg_or_unaligned_mem_operand,
+ any_memory_operand, reg_not_elim_operand, normal_memory_operand,
+ reg_no_subreg_operand, addition_operation): Move to predicates.md.
+ (reg_or_const_int_operand): Remove. Replace all users with
+ reg_or_cint_operand.
+ (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
+ (resolve_reload_operand): Split out of aligned_memory_operand.
+ * config/alpha/alpha-protos.h: Update for exports.
+ * config/alpha/alpha.h (PREDICATE_CODES): Remove.
+ * config/alpha/alpha.md: Include predicates.md.
+ * config/alpha/predicates.md: New file.
+
+2004-08-13 Richard Sandiford <rsandifo@redhat.com>
+
+ * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
+ fields with a pointer to the instruction definition.
+ (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
+ (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
+ (write_attr_case, write_const_num_delay_slots): Update accordingly.
+ (write_attr_case, write_const_num_delay_slots): Write the name of
+ an insn next to its case statement.
+ * genoutput.c (data): Add a filename field.
+ (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
+ (output_insn_data): Print the location of each insn definition.
+ * genrecog.c (write_action): Print the name of an insn above
+ the statement that returns its code.
+
+2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
+ * config/libgloss.h: Likewise.
+ * config/arm/arm.c (arm_gen_load_multiple): Likewise.
+ * c4x/c4x-modes.def: Likewise.
+ * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
+ (c4x_rptb_nop_p): Likewise.
+ (c4x_rptb_valid_p): Likewise.
+ (c4x_rptb_insert): Likewise.
+ (c4x_address_conflict): Likewise.
+ * config/c4x/c4x.md: Likewise.
+ * config/frv/frv.md: Likewise.
+ * config/i386/athlon.md: Likewise.
+ * config/i386/i386.md: Likewise.
+ * config/i386/predicates.md: Likewise.
+ * config/ia64/ia64.c: Likewise.
+ * config/ia64/itanium1.md: Likewise.
+ * config/ia64/itanium2.md: Likewise.
+ * config/iq2000/iq2000.md: Likewise.
+ * config/mcore/mcore.c: Likewise.
+ * config/mips/mips.c: Likewise.
+ * config/mips/r3900.h: Likewise.
+ * config/mips/sb1.md: Likewise.
+ * config/pa/milli64.S: Likewise.
+ * config/pa/pa.c: Likewise.
+ * config/pa/pa.h: Likewise.
+ * config/rs6000/8540.md: Likewise.
+
+2004-08-13 Daniel Berlin <dberlin@dberlin.org>
+
+ * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
+
+2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (cbranch define_delay) Use cond_delay_slot for
+ non-anulled condition too.
+
+2004-08-12 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
+ * config/rs6000/rs6000.h (PREDICATE_CODES): Add
+ any_parallel_operand, lmw_operation, stmw_operation,
+ mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
+ * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
+ any_parallel_operand.
+ (return_and_restore_fpregs_{si,di}): Same.
+
+2004-08-12 Zack Weinberg <zack@codesourcery.com>
+
+ * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
+ if pred->singleton != PARALLEL, issue a warning and pretend it was.
+ Also issue a warning for any predicate we don't know about.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (internal_label_prefix): Export.
+ (internal_label_prefix_len, struct ix86_address,
+ ix86_decompose_address, maybe_get_pool_constant,
+ ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
+ memory_address_length): Export.
+ (any_fp_register_operand, fp_register_operand,
+ register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
+ x86_64_general_operand, x86_64_szext_general_operand,
+ x86_64_nonmemory_operand, x86_64_movabs_operand,
+ x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
+ x86_64_zext_immediate_operand, const_int_1_31_operand,
+ symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
+ tls_symbolic_operand, global_dynamic_symbolic_operand,
+ local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
+ local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
+ constant_call_address_operand, const0_operand, const1_operand,
+ const248_operand, const_0_to_3_operand, const_0_to_7_operand,
+ const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
+ shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
+ general_no_elim_operand, nonmemory_no_elim_operand,
+ index_register_operand, q_regs_operand, flags_reg_operand,
+ non_q_regs_operand, zero_extended_scalar_load_operand,
+ vector_move_operand, no_seg_address_operand, sse_comparison_operator,
+ ix86_comparison_operator, ix86_carry_flag_operator,
+ fcmov_comparison_operator, promotable_binary_operator,
+ cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
+ mult_operator, div_operator, arith_or_logical_operator,
+ memory_displacement_operand, cmpsi_operand, long_memory_operand,
+ aligned_operand): Move to predicates.md as define_predicates.
+ (tls_symbolic_operand_1): Remove.
+ (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
+ (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
+ (legitimize_address): Merge tls_symbolic_operand contents.
+ (ix86_expand_move): Likewise.
+ * config/i386/i386-protos.h: Update for exports.
+ * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
+ (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
+ * config/i386/i386.md: Include predicates.md.
+ * config/i386/predicates.md: New file.
+
+2004-08-13 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/16924
+ * config/i386/winnt.c (i386_pe_mark_dllexport): Set
+ SYMBOL_REF_DECL.
+ (i386_pe_mark_dllimport): Likewise.
+ (i386_pe_encode_section_info): Likewise, when overriding
+ dllimport attribute.
+
+2004-08-12 Geoffrey Keating <geoffk@apple.com>
+
+ * configure.ac: When testing for flex, nm, ar, and bison, check
+ that they will actually be built.
+ * configure: Regenerate.
+
+2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
+ (MOVE_MAX_PIECES): Define.
+
+2004-08-12 Devang patel <dpatel@apple.com>
+
+ * dbxout.c (dbxout_begin_prologue): New function.
+ (dbx_debug_hooks): Use new begin prologue hook.
+ (dbxout_function_end): Emit N_ENSYM.
+ * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
+
+2004-08-12 Janis Johnson <janis187@us.ibm.com>
+
+ * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
+ argument is float*.
+
+ * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
+ for vec_dss.
+
+ * doc/extend.texi (AltiVec builtins): Fix description for recent
+ changes. Update operation list to match current support.
+
+2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (struct s390_frame_layout): New struct as element
+ of struct machine_function.
+ (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
+ changed all uses.
+ (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
+ changed all uses.
+ (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
+ (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
+ (s390_frame_area, s390_register_info): New functions.
+ (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
+ for base register.
+ (s390_return_addr_rtx, s390_return_address_offset)
+ (s390_va_start, s390_gimplify_va_arg)
+ (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
+ layouts.
+ (s390_frame_info): Functionality partly moved to s390_register_info.
+ Made adaptions for new stack layout.
+ (save_gprs, restore_gprs): Changed meaning of second parameter and
+ adapted all callers.
+
+ * config/s390/s390.h (s390_backchain_string): New global variable.
+ (MASK_BACKCHAIN): Removed definition.
+ (TARGET_BACKCHAIN): Changed check.
+ (TARGET_KERNEL_BACKCHAIN): New macro.
+ (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
+ (TARGET_OPTIONS): Added "backchain", "no-backchain" and
+ "kernel-backchain".
+ (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
+
+ * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
+ as condition. Adjusted for new stack layout.
+
+ * doc/invoke.texi: Added documentation for new option
+ "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
+ "-mno-backchain".
+
+2004-08-12 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
+ (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
+
+2004-08-12 David Daney <ddaney@avtrex.com>
+
+ * java/gcj.texi: Add subsection on signal usage.
+
+2004-08-12 David Edelsohn <edelsohn@gnu.org>
+
+ * expr.c (move_by_pieces): Set alignment for move to minimum of
+ MOVE_MAX_PIECES mode alignment and the largest non-slow mode
+ alignment, but not less than the original alignment.
+ (move_by_pieces_ninsns): Same.
+ (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
+ (store_by_pieces_1): Same.
+
+2004-08-12 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/16867
+ * tree.c (is_global_var): New function.
+ (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
+ Call is_global_var.
+ * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
+ Update all users.
+ (is_global_var): Declare.
+ * tree-dfa.c (dump_variable): Display global and addressable
+ attributes.
+ (add_referenced_var): Clarify documentation when marking
+ variables call-clobbered.
+ * tree-flow-inline.h (is_call_clobbered): Call is_global_var
+ instead of needs_to_live_in_memory.
+ (mark_call_clobbered): If the variable is a tag, mark it
+ DECL_EXTERNAL.
+ * tree-gimple.c (is_gimple_reg): Don't check for
+ TREE_ADDRESSABLE.
+ (is_gimple_non_addressable): Likewise.
+ * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
+ needs to be marked call-clobbered.
+ (setup_pointers_and_addressables): Call is_global_var instead
+ of needs_to_live_in_memory.
+ * tree-ssa-dce.c (need_to_preserve_store): Remove.
+ Update all users with is_global_var.
+ (mark_stmt_if_obviously_necessary): Fix processing of aliased
+ stores. Don't check the virtual definitions. Rather, check
+ whether the store is going into global memory.
+ (find_obviously_necessary_stmts): Get the symbol from the PHI
+ result.
+ * tree-ssa-operands.c (get_call_expr_operands): Do not add
+ clobbering may-defs if the call does not have side effects.
+
+2004-08-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/16276
+ * output.h (default_function_rodata_section,
+ default_no_function_rodata_section): New prototypes.
+ * target.h (struct gcc_target): Add asm_out.function_rodata_section.
+ * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
+ (TARGET_ASM_OUT): Add it.
+ * varasm.c (default_function_rodata_section,
+ default_no_function_rodata_section): New functions.
+ * final.c (final_scan_insn): Call
+ targetm.asm_out.function_rodata_section instead of
+ readonly_data_section.
+ * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
+ * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
+ Likewise.
+ * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
+ Likewise.
+ * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
+ Likewise.
+ * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
+
+2004-08-12 Paul Brook <paul@codesourcery.com>
+
+ * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
+ frame info.
+ * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
+ DWARF2_UNWIND_INFO.
+
+2004-08-12 Ben Elliston <bje@au.ibm.com>
+
+ PR target/16286
+ * config/rs6000/altivec.h: Change vector to __vector throughout.
+ (Except for the `vector' macro itself).
+
+2004-08-12 Zack Weinberg <zack@codesourcery.com>
+
+ * genpreds.c: Add capability to generate predicate bodies as
+ well as function prototypes. Write function prototypes for
+ the generic predicates too.
+ (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
+ (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
+ (write_match_code, write_predicate_expr, write_one_predicate_function)
+ (parse_option): New functions.
+ (output_predicate_decls): Delete.
+ (main): Read the machine description, process DEFINE_PREDICATE or
+ DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
+ as appropriate.
+
+ * genrecog.c (struct decision_test): Replace index with
+ struct pred_data pointer.
+ (next_index): Remove, unused.
+ (pred_table, preds, special_mode_pred_table): Delete.
+ (compute_predicate_codes, process_define_predicate): New functions.
+ (validate_pattern, add_to_sequence, write_switch): Update for
+ new data structures.
+ (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
+ Check both error_count and have_error.
+
+ * gensupport.c (in_fname, first_predicate): New globals.
+ (define_pred_queue, define_pred_tail): New RTL-pattern queue.
+ (predicate_table, last_predicate, old_pred_table)
+ (old_special_pred_table): New statics.
+ (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
+ (add_predicate, init_predicate_table): New functions.
+ (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
+ (init_md_reader_args_cb): Use the global in_fname. No need to zero
+ it or max_include_len. Call init_predicate_table.
+ (read_rtx): Run the predicate queue after the attribute queue
+ but before all the others.
+ * gensupport.h (in_fname, struct pred_data, first_predicate)
+ (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
+ * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
+ (DEFINE_SPECIAL_PREDICATE): New RTL codes.
+ * dummy-conditions.c: Don't include bconfig.h, system.h,
+ coretypes.h, tm.h, or system.h. Do include stddef.h.
+ Duplicate declaration of struct c_test from gensupport.h.
+
+ * Makefile.in (OBJS-common): Add insn-preds.o.
+ (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
+ (insn-preds.c, insn-preds.o): New rules.
+ (s-preds): Also generate insn-preds.c.
+ (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
+ Update dependencies.
+ (print-rtl.o, print-rtl1.o): Correct dependencies.
+
+ * recog.h: Delete prototypes of predicate functions.
+
+ * doc/md.texi (Predicates): New section with complete
+ documentation of operand/operator predicates. Remove some
+ incomplete documentation of predicates from other places.
+ * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
+ PREDICATE_CODES; indicate that both are deprecated in favor
+ of define_predicate/define_special_predicate.
+
+ * config/ia64/ia64.c: All predicate function definitions moved
+ to ia64.md, except
+ (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
+ (ia64_expand_load_address, ia64_expand_move):
+ Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
+
+ * config/ia64/ia64.md: All predicates now defined here.
+ (symbolic_operand): Is now a special predicate.
+
+ * config/ia64/ia64.h: Declare ia64_section_threshold.
+ (PREDICATE_CODES): Delete.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
+ * c-semantics.c (add_stmt): Set it.
+ * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
+ before instantiating a variable sized type.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * stor-layout.c (round_up, round_down): Move ...
+ * fold-const.c (round_up, round_down): ... here. Use
+ multiple_of_p to avoid any arithmetic at all.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
+ (gimplify_init_ctor_preeval_1): New.
+ (gimplify_init_ctor_preeval): New.
+ (gimplify_init_ctor_eval): New.
+ (gimplify_init_constructor): Use them. Always gimplify the LHS
+ object first.
+
+2004-08-12 Ziemowit Laski <zlaski@apple.com>
+
+ (This patch is part of merge of objc-improvements-branch
+ into mainline.)
+
+ * doc/frontends.texi: Mention Objective-C++ in addition to
+ Objective-C.
+ * doc/install.texi: Add 'obj-c++' to list of configurable
+ languages.
+ * doc/invoke.texi: Rename Objective-C option headings to
+ indicate they also apply to Objective-C++. List file
+ extensions for Objective-C++ sources. Mention that
+ ObjC and ObjC++ compilations may also use C and C++ options,
+ respectively. Point users to doc/standards.texi for
+ further info on ObjC and ObjC++.
+ * doc/sourcebuild.texi: Mention the objcp/ directory and
+ the Objective-C++ sources it contains.
+ * doc/standards.texi: Update link to Apple ObjC site;
+ add link to gcc readings.html WWW doc.
+
+2004-08-12 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
+ and 2004-07-14 changes.
+
+2004-08-12 Paul Brook <paul@codesourcery.com>
+
+ * doc/invoke.texi: Fix typo.
+
+2004-08-11 Devang Patel <dpatel@apple.com>
+
+ * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
+ and -no_dead_strip_inits_and_terms.
+ (LINK_SPEC): Same.
+ * doc/invoke.texi (Darwin Options): Document -dead_strip and
+ -no_dead_strip_inits_and_terms.
+
+2004-08-11 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
+ (arm_load_pic_register): ... to this.
+ * config/arm/arm.c (arm_finalize_pic): Rename ...
+ (arm_load_pic_register): ... to this. Always output insns at the
+ current location. Load via low reg in thumb mode.
+ (arm_expand_prologue): Call arm_load_pic_register.
+ (thumb_expand_prologue): Ditto.
+ * config/arm/arm.h (FINALIZE_PIC): Remove.
+ * config/arm/arm.md (builtin_setjmp_receiver): Call
+ arm_load_pic_register.
+
+2004-08-11 Paul Brook <paul@codesourcery.com>
+
+ * arm.c (thumb_force_lr_save): Add prototype.
+ (thumb_compute_save_reg_mask): New function.
+ (thumb_find_work_register): New function.
+ (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
+ (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
+ Don't clobber r3 when removing pretend args.
+ (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
+ (thumb_output_function_prologue): Use new functions.
+ (thumb_set_return_address): Use thumb_compute_save_reg_mask.
+ * arm.h (THUMB_REG_PUSHED_P): Remove.
+
+2004-08-11 James E Wilson <wilson@specifixinc.com>
+
+ PR rtl-optimization/16490
+ * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
+ global_live_at_end for new basic block if already set for other blocks.
+
+2004-08-11 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
+
+ * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
+ (mfcr rlwinm rlwinm patterns): Set length to 12.
+
+2004-08-11 Andrew MacLeod <amacleod@redhat.com>
+
+ * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
+ get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
+ (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
+ (start_ssa_stmt_operands): Delete.
+ * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
+ struct stmt_operands_d.
+ (build_ssa_operands): New extern entry point.
+ * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
+ building code, replace with create_ssa_artficial_load_stmt().
+ * tree-ssa-operands.c (struct voperands_d): Delete.
+ (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
+ (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
+ (free_uses, free_defs, free_vuses, free_v_may_defs,
+ free_v_must_defs): Remove dealloc parameter.
+ (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
+ (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
+ finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
+ vector comparisons, ssa_name reuse, and allocations here.
+ (verify_start_operands): Delete.
+ (finalize_ssa_stmt_operands): Set new operands by calling finalize
+ routines.
+ (start_ssa_stmt_operands): Move from tree-flow-inline.h.
+ (append_def, append_usei): Simplify to simple accumulation.
+ (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
+ duplicates and simple accumulation.
+ (free_ssa_operands): Free vectors in a stmt_operand structure.
+ (build_ssa_operands): New. Create a new stmt_operand structure from
+ a stmt and an old set of stmt_operands.
+ (get_stmt_operands): Simplify and call build_ssa_operands.
+ (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
+ get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
+ add_call_read_ops): Don't pass prev_vops around anymore.
+ (note_addressable): Return if no stmt annotation.
+ (copy_virtual_operands): Access v_may_def operands through a struct.
+ (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
+ hash tables without treating the stmt as a real stmt.
+ * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
+ v_may_def def and use through a struct instead of 2 array elements.
+ (struct v_may_def_optype_d): Use v_may_def_operand_type.
+ (struct stmt_operands_d): New. Struct for storing all operand vectors.
+
+2004-08-11 Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.c (arm_is_longcall_p): Update comment describing
+ this funciton's behaviour. Return true when the current function
+ has a section attribute and -mlong-calls is in effect.
+ * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
+ short-call marker when -mlong-calls is in effect and the function
+ has a section attribute.
+
+2004-08-10 Zack Weinberg <zack@codesourcery.com>
+
+ * stmt.c (expand_return): If asked to return the RESULT_DECL,
+ just call expand_value_return on result_rtl.
+
+2004-08-10 Richard Henderson <rth@redhat.com>
+
+ * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
+ * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
+ * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
+ (add_location_or_const_value_attribute): ... not here. Use
+ loc_descriptor_from_tree if possible.
+ (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
+ Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
+ values specially.
+ (loc_descriptor_from_tree): New. Update callers.
+ * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
+ * gimplify.c (gimplify_decl_expr): Lower variable sized types to
+ pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
+ (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
+ and BUILT_IN_STACK_RESTORE.
+ (gimplify_expr): Lower DECL_VALUE_EXPR decls.
+ * stmt.c (expand_stack_alloc): Remove.
+ * tree-mudflap.c (mx_register_decls): Don't look for
+ BUILT_IN_STACK_ALLOC.
+ * tree-nested.c (convert_local_reference): Likewise.
+ * tree.h (DECL_VALUE_EXPR): New.
+
+2004-08-10 Richard Henderson <rth@redhat.com>
+
+ * stor-layout.c (round_up): Check for 0/1 before dividing.
+ (round_down): Likewise.
+
+ * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
+
+2004-08-09 Mark Mitchell <mark@codesourcery.com>
+
+ * config.gcc (arm*-*-eabi*): New target.
+ * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
+ (TARGET_LIB_INT_CMP_BIASED): Likewise.
+ * expmed.c (expand_divmod): Try a two-valued divmod function as a
+ last resort.
+ * gthr.h: Remove bogus tokens at end of #pragma.
+ * optabs.c (expand_twoval_binop_libfunc): New function.
+ (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
+ (prepare_float_lib_cmp): Try reversing the condition.
+ (debug_optab_libfuncs): New function.
+ * optabs.h (expand_twoval_binop_libfunc): Declare.
+ * config/arm/arm.c (arm_init_libfuncs): New function.
+ (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
+ (TARGET_INIT_LIBFUNCS): Define it.
+ * config/arm/arm.h (TARGET_BPABI): New macro.
+ * config/arm/arm-protos.h
+ (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
+ * config/arm/bpabi.S: New file.
+ * config/arm/bpabi.c: Likewise.
+ * config/arm/bpabi.h: Likewise.
+ * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
+ (__aeabi_drsub): Likewise.
+ (__aeabi_dsub): Likewise.
+ (__aeabi_dadd): Likewise.
+ (__aeabi_ui2d): Likewise.
+ (__aeabi_i2d): Likewise.
+ (__aeabi_f2d): Likewise.
+ (__aeabi_dmul): Likewise.
+ (__aeabi_ddiv): Likewise.
+ (__aeabi_cdrcmple): Likewise.
+ (__aeabi_cdcmpeq): Likewise.
+ (__aeabi_cdcmple): Likewise.
+ (__aeabi_dcmpeq): Likewise.
+ (__aeabi_dcmplt): Likewise.
+ (__aeabi_dcmple): Likewise.
+ (__aeabi_dcmpge): Likewise.
+ (__aeabi_dcmpgt): Likewise.
+ (__aeabi_dcmpun): Likewise.
+ (__aeabi_d2iz): Likewise.
+ (__aeabi_d2uiz): Likewise.
+ (__aeabi_d2f): Likewise.
+ * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
+ (__aeabi_frsub): Likewise.
+ (__aeabi_fsub): Likewise.
+ (__aeabi_fadd): Likewise.
+ (__aeabi_ui2f): Likewise.
+ (__aeabi_i2f): Likewise.
+ (__aeabi_fmul): Likewise.
+ (__aeabi_fdiv): Likewise.
+ (__aeabi_cfrcmple): Likewise.
+ (__aeabi_cfcmpeq): Likewise.
+ (__aeabi_cfcmple): Likewise.
+ (__aeabi_fcmpeq): Likewise.
+ (__aeabi_fcmplt): Likewise.
+ (__aeabi_fcmple): Likewise.
+ (__aeabi_fcmpge): Likewise.
+ (__aeabi_fcmpgt): Likewise.
+ (__aeabi_fcmpun): Likewise.
+ (__aeabi_f2iz): Likewise.
+ (__aeabi_f2uiz): Likewise.
+ * config/arm/lib1funcs.asm (ARM_CALL): New macro.
+ (__aeabi_uidivmod): New function or alias.
+ (__aeabi_idivmod): Likewise.
+ (__aeabi_idiv0): Likewise.
+ (__aeabi_ldiv0): Likewise.
+ (__aeabi_llsr): Likewise.
+ (__aeabi_lasr): Likewise.
+ (__aeabi_llsl): Likewise.
+ (bpabi.S): Include it.
+ * config/arm/libgcc-bpabi.ver: New file.
+ * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
+ (LINK_SPEC): Remove.
+ * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
+ __aeabi_ulcmp.
+ * config/arm/t-bpabi: New file.
+ * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
+ (TARGET_LIB_INT_CMP_BIASED): Likewise.
+
+2004-08-10 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
+ * config/rs6000/rs6000.md (clrmemsi): New pattern.
+ * config/rs6000/rs6000.c (expand_block_clear): New function.
+ (expand_block_move): Convert alignment to bits. Use SImode and
+ HImode for unaligned addresses if not STRICT_ALIGNMENT.
+
+2004-08-10 Caroline Tice <ctice@apple.com>
+
+ * varasm.c (unlikely_section_label): New global variable.
+ (unlikely_text_section_name): New global variable.
+ (text_section): Remove alignment statement.
+ (unlikely_text_section): Remove alignment statement; use
+ unlikely_section_label rather than hard-coded string.
+ (assemble_start_function): Initialize unlikely_section_label and
+ unlikely_text_section_name; make sure cold section is properly
+ aligned at start of function; output unlikely_section_label if
+ appropriate.
+
+2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
+ * config/s390/s390.c (s390_canonicalize_comparison): New function.
+ * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
+ * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
+ "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
+ ("*tmqi_mem"): Remove SUBREG from pattern.
+ ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
+ ("*andsi3_cconly"): Likewise.
+
+2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/16909
+ * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
+
+2004-08-10 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi (compat testing): Document available test
+ framework commands. Use the preferred spelling of DejaGnu.
+
+2004-08-10 Daniel Berlin <dberlin@dberlin.org>
+
+ * lambda.h: Add matrix type, and prototypes for remainder of
+ matrix and vector functions.
+ (lambda_vector_mult_const): New function.
+ (lambda_vector_negate): Ditto.
+ (lambda_vector_add): Ditto.
+ (lambda_vector_add_mc): Ditto.
+ (lambda_vector_copy): Ditto.
+ (lambda_vector_zerop): Ditto.
+ (lambda_vector_equal): Ditto.
+ (lambda_vector_min_nz): Ditto.
+ (lambda_vector_first_nz): Ditto.
+ (lambda_vector_matrix_mult): Ditto.
+ * lambda-mat.c: New file.
+ * Makefile.in (lambda-mat.o): New.
+
+2004-08-10 Andrew MacLeod <amacleod@redhat.com>
+
+ * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
+ after linking stmt into the program.
+ (bsi_remove): Don't call modify_stmt.
+ * tree-complex.c (update_complex_assignment,
+ expand_complex_comparison): Call modify_stmt after changing the stmt.
+ * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
+ removing the stmt.
+ * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
+ the stmt, and only if needed.
+ * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
+ expression.
+ (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
+ (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
+ (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
+ (eliminate_redundant_computations): Don't pass an annotation. Call
+ modify_stmt rather than setting the annotation directly.
+ (record_equivalences_from_stmt): Remove unused local 'j'.
+ (cprop_operand): Take a stmt rather than an annotation as a parameter.
+ Call modify_stmt.
+ (cprop_into_stmt): Pass stmt rather than annotation.
+ (update_rhs_and_lookup_avail_expr): Call modify_stmt.
+ * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
+ modify_stmt.
+ * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
+
+2004-08-10 Jason Merrill <jason@redhat.com>
+
+ PR middle-end/16948
+ * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
+ the RESULT_DECL.
+
2004-08-10 Geoffrey Keating <geoffk@apple.com>
* tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
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