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1999-12-01ggc.h (ggc_test_and_set_mark): New macro.Alex Samuel1-56/+72
* ggc.h (ggc_test_and_set_mark): New macro. (ggc_mark_rtx): Use ggc_test_and_set_mark. (ggc_mark_tree): Likewise. (ggc_mark_rtvec): Likewise. * ggc-common.c (ggc_mark_rtx_children): Reduce recursion. From-SVN: r30734
1999-11-15ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long for printing.Richard Henderson1-4/+4
* ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long for printing. * ggc.h (struct ggc_statistics): Rearrange elements for better packing on 64-bit hosts. * lcm.c (compute_laterin): Store a size_t not an int in bb->aux. (compute_nearerout): Likewise. From-SVN: r30547
1999-11-03defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.Catherine Moore1-0/+1
* defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default. * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME. * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME. * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME. * jump.c (delete_unreferenced_labels): Don't delete if LABEL_ALTERNATE_NAME is set. * print-rtl.c (print_rtx): Dump alternate name. * rtl.def (CODE_LABEL): Change format to "iuuis00s". * rtl.h (LABEL_ALTERNATE_NAME): Define. * rtl.texi (LABEL_ALTERNATE_NAME): Document. * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document. From-SVN: r30382
1999-10-31[multiple changes]Richard Kenner1-17/+17
Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR> * gcov.c (DIR_SEPARATOR): Provide default. (output_data): Add test for MS-DOS format absolute filename. (fancy_abort): Correct program name. (open_files): Open all files in binary mode. * libgcc2.c (__bb_exit_func): Likewise. * profile.c (init_branch_prob): Specify binary when opening files. * flags.h (flag_unwind_tables): New decl. * toplev.c (flag_unwind_table): New definition. (f_options): Add -funwind-tables. (decode_g_option): Clarify warning when unknown -g option is given. (rest_of_compilation): If inside an inlined external function, pretend we are just being declared. * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables. (dwarf2out_frame_finish): Likewise. Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com> * flow.c (propagate_block): When the last reference to a label before an ADDR_VEC is deleted because the reference is a dead store, delete the ADDR_VEC. Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt> * fold-const.c (merge_ranges): In not in0, but in1, handle upper bounds equal like subset case. Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com> * dbxout.c (dbxout_parms): Generate a second stabs line for parameters passed in a register but moved to the stack. Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr> * gcc.c (pass_exit_codes, greatest_status): New variables. (struct option_map): Add entry for "--pass-exit-codes". (execute): Update greatest_status if error. (display_help): Add documentation for -pass-exit-codes. (process_command): Handle -pass-exit-codes. (main): Look at pass_exit_codes and greatest_status on call to exit. Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> * reload.c (find_reloads): Refine test for no input reload case to not includes reloads emitted after insn. * function.c (find_temp_slots_from_address): Handle sum involving a register that points to a temp slot. (update_temp_slot_address): Make recursive call if both old and new are PLUS with a common operand. * calls.c (expand_call): Mark temp slot for result as having address taken. * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case. * gcc.c (process_command): Add standard_exec_prefix with "GCC" component as well as "BINUTILS". * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS. * integrate.c (copy_rtx_and_substitute): Likewise. (expand_inline_function, integrate_parm_decls, integrate_decl_tree): All callers changed. * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise. * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use gdb extensions, write size of type; also be more consistent in using references when this is a subtype. * pa.md (extv, extzv, insv): Use define_expand to reject constant that is out of range. * loop.c (unknown_constant_address_altered): New variable. (prescan_loop): Initialize it. (note_addr_stored): Set it for RTX_UNCHANGING_P MEM. (invariant_p, case MEM): Remove handling for volatile and readony; check new variable if readonly. (check_dbra_loop): Chdeck unknown_constant_address_altered. * cse.c (canon_hash, case MEM): Do not record if BLKmode. (addr_affects_sp_p): Removed from note_mem_written and only define #ifdef AUTO_INC_DEC. * alpha.c (input_operand, case ADDRESSOF): Treat as REG. * regclass.c (record_reg_classes): Properly handle register move directions. * varasm.c (initializer_constant_valid_p, case MINUS_EXPR): Don't think valid if both operands are invalid. (struct constant_descriptor): New field RTL. (mark_const_hash_entry): Mark it. (record_constant{,_rtx}): Initialize it. (output_constant_def): Allocate RTL in permanent obstack and save in table. ({record,compare}_constant_1): Modes must match for CONSTRUCTOR of ARRAY_TYPE. * c-common.h (initializer_constant_valid_p): Delete decl from here. * output.h (initializer_constant_valid_p): Move decl to here. * c-common.c (initializer_constant_valid_p): Delete function from here. * varasm.c (initializer_constant_valid_p): Move function to here. * tree.h (STRIP_SIGN_NOPS): New macro. * fold-const.c (optimize_minmax_comparison): New function. (invert_truthvalue, case WITH_RECORD_EXPR): New case. (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS. (fold, case EQ_EXPR): Call optimize_minmax_comparison and add cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and widening conversions. (fold, case LE_EXPR): Rework changing unsigned to signed comparisons to look at size of mode, not precision of type; also add missing cases. (optimize_bit_field_compare, decode_field_reference): Don't try to optimize COMPONENT_REF of a PLACEHOLDER_EXPR. * dwarf2out.c (ctype.h): Include. (dwarf2out_set_demangle_name_func): New function. (size_of_line_info): Deleted. (output_line_info): Compute size of line info table from difference of labels. (base_type_die, add_name_attribute): Call demangle function, if any. (field_byte_offset): Use bits per word for variable length fields. (gen_array_type_die): Add array name. (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline. (dwarf2out_add_library_unit_info): New function. * explow.c (set_stack_check_libfunc): New function. (stack_check_libfunc): New static variable. (probe_stack_range): Allow front-end to set up a libfunc to call. * combine.c (simplify_comparison): When making comparison in wider mode, check for having commuted an AND and a SUBREG. (contains_muldiv): New function. (try_combine): Call it when dividing a PARALLEL. (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart. (simplify_comparison, case ASHIFTRT): Recognize sign-extension of a PLUS. (record_value_for_reg): If TEM is a binary operation with two CLOBBERs, use one of the CLOBBERs instead. (if_then_else_cond): If comparing against zero, just return thing being compared. * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x). Don't generate shifts and subtract if have conditional arithmetic. * rtl.h (delete_barrier): New declaration. * jump.c (jump_optimize): Set up to handle conditional call. In conditional arithmetic case, handle CALL_INSN followed by a BARRIER. (delete_barrier): New function. * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode. * recog.c (nonmemory_operand): Accept ADDRESSOF. * tree.c (build_type_attribute_variant): Push to obstack of ttype around type_hash_canon call. * expr.c (placeholder_list): Move decl to file scope. (expand_expr): Don't force access to volatile just because its address is taken. If ignoring reference operations, just expand the operands. (expand_expr, case COMPONENT_REF): Propagate EXPAND_CONST_ADDRESS to recursive call when expanding inner. Refine test for using bitfield operations vs pointer punning. (expand_expr, case CONVERT_EXPR): If converting to BLKmode UNION_TYPE from BLKmode, just return inner object. Use proper mode in store_field call. Properly set sizes of object to store and total size in store_field call for convert to union. (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in memory (like for ADDR_EXPR). Also, don't put constant in register if we'll want it in memory. (readonly_fields_p): New function. (expand_expr, case INDIRECT_REF): Call it if LHS. (expand_assignment): Handle a RESULT_DECL where DECL_RTL is a PARALLEL. (do_jump, case WITH_RECORD_EXPR): New case. (get_inner_reference): Always go inside a CONVERT_EXPR and NOP_EXPR if both modes are the same. (store_field): Use bitfield operations if size of bitsize is not same as size of RHS's type. Check for bitpos not a multiple of alignment in BLKmode case. Do block move in largest possible alignment. (store_constructor): Set BITSIZE to -1 for variable size and properly in case of array of BLKmode. (expand_expr_unaligned): New function. (do_compare_and_jump): Call it. * mips/iris5.h (SWITCHES_NEED_SPACES): New macro. * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES does not include 'o'. * function.c (instantiate_virtual_regs_1, case SET): Handle case where both SET_DEST and SET_SRC reference a virtual register. (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG. * integrate.c (expand_inline_function): Handle case of setting virtual stack vars register (from built in setjmp); when parameter lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early. (subst_constant): Add new parm, MEMONLY. (expand_inline_function, integrate_parm_decls): Pass new parm. (integrate_decl_tree): Likewise. (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P. (try_constants): Call subst_constants twice, with MEMONLY 0 and 1. (copy_rtx_and_substitute, case SET): Add explicit calls to copy_rtx_and_substitute for both sides. * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for constraints. (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for within INDEX_TYPE, instead of before. (fixup_gotos): Use f->target_rtl, not the next insn, since latter may be from a later fixup. (expand_value_return): Correctly convert VAL when promoting function return; support RETURN_REG being a PARALLEL. (expand_return): When checking for result in regs and having cleanup, consider PARALLEL in DECL_RTL as being in regs. From-SVN: r30299
1999-10-30ggc-common.c: Update pre-function commentary.Richard Henderson1-4/+33
* ggc-common.c: Update pre-function commentary. * ggc-page.c: Likewise. (poison): Remove. (poison_pages): Use memset directly. (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages. (ggc_collect): Poison before sweeping. * ggc-simple.c: Update pre-function commentary. (ggc_alloc_obj): Poison non-zeroed memory. From-SVN: r30275
1999-10-30ggc-common.c (ggc_print_statistics): Make arguments to fprintf match format ↵Mark Mitchell1-6/+6
string, even on 64-bit hosts. * ggc-common.c (ggc_print_statistics): Make arguments to fprintf match format string, even on 64-bit hosts. * gcc-page.c (ggc_page_print_statistics): Likewise. From-SVN: r30274
1999-10-29ggc.h (struct ggc_statistics): New type.Mark Mitchell1-3/+94
* ggc.h (struct ggc_statistics): New type. (ggc_get_size): New function. (ggc_print_statistics): Likewise. * ggc-common.c (ggc_stats): New variable. (ggc_mark_rtx_children): Keep statistics. (ggc_mark_tree_children): Likewise. (ggc_print_statistics): New function. * ggc-page.c (struct globals): Add bytes_mapped field. (alloc_anon): Update it. (release_pages): Likewise. (ggc_get_size): New function. (ggc_page_print_statistics): New function. * ggc-simple.c (ggc_get_size): New function. From-SVN: r30251
1999-10-26tree.h (BLOCK_TYPE_TAGS): Remove.Mark Mitchell1-2/+0
* tree.h (BLOCK_TYPE_TAGS): Remove. (BLOCK_END_NOTE): Likewise. (BLOCK_LIVE_RANGE_FLAG): Likewise. (BLOCK_LIVE_RANGE_START): Likewise. (BLOCK_LIVE_RANGE_END): Likewise. (tree_block): Remove live_range_flag, live_range_var_flag, and type_tags. Remove end_note, live_range_start, and live_range_end. (remember_end_note): Remove prototype. * tree.c (build_block): Don't set BLOCK_TYPE_TAGS. * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call remember_end_note. * ggc-common.c (ggc_mark_tree_children): Don't mark BLOCK_TYPE_TAGS or BLOCK_END_NOTE. * integrate.c (adjust_copied_decl_tree): Remove. * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS. * stmt.c (last_block_end_note): Remove. (init_stmt): Don't add a GC root for it. (expand_fixup): Don't set it. (remember_end_note): Remove. (expand_end_bindings): Don't set last_block_end_note. * ch-tree.h (remember_end_note): Remove prototype. * decl.c (poplevel): Don't call remember_end_note. * decl.c (poplevel): Don't set BLOCK_TYPE_TAGS. Don't call remember_end_note. * com.c (poplevel): Don't call remember_end_note. * decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call remember_end_note. From-SVN: r30188
1999-10-13Simplified GC interface and other goodies.Richard Henderson1-5/+25
From-SVN: r29946
1999-10-11ggc.h (ggc_push_context): Fix comment.Mark Mitchell1-1/+1
* ggc.h (ggc_push_context): Fix comment. (ggc_pop_context): Likewise. (mark_string_if_gcable): Likewise. * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_string_if_gcable. * ggc-page.c (ggc_lookup_page_table): New function. (ggc_allocated_p): Likewise. (mark_obj): Fix formatting. (ggc_mark_string_if_gcable): New function. * ggc-simple.c (ggc_allocated_strings): New variable. (ggc_strings_used): Likewise. (ggc_compare_addresses): New function. (ggc_pop_context): Pop the `any' memory too. (ggc_mark_string_if_gcable): New function. (ggc_collect): Initialize and tear down ggc_allocated_strings. From-SVN: r29897
1999-10-05Include tm_p.h in ggc filesMichael Meissner1-2/+3
From-SVN: r29825
1999-10-03cpplib.c (if_directive_nameo): Add static prototype.Kaveh R. Ghazi1-0/+7
* cpplib.c (if_directive_nameo): Add static prototype. * cse.c (cse_insn): Remove unused variable `p'. * except.c (create_rethrow_ref, push_entry, receive_exception_label, new_eh_region_entry, find_func_region, clear_function_eh_region, process_nestinfo): Add static prototypes. (get_reg_for_handler): Hide definition. (process_nestinfo): Initialize variable `extra_handlers'. * expr.h (expand_builtin_longjmp): Add extern prototype. * final.c (final_addr_vec_align, align_fuzz): Add static prototypes. * function.c (prepare_function_start): Likewise. (pop_function_context_from): Mark parameter `context' with ATTRIBUTE_UNUSED. (push_temp_slots_for_block, flush_addressof): Hide definition. * gcov.c (init_arc, reverse_arcs, create_program_flow_graph, solve_program_flow_graph, calculate_branch_probs, function_summary, main, fancy_abort): Add prototypes. * gen-protos.c (add_hash, parse_fn_proto, main): Likewise. (add_hash): Constify a char*. * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr, ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr, ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes. * integrate.c (expand_inline_function_eh_labelmap): Likewise. * lists.c (free_list, zap_lists): Likewise. From-SVN: r29783
1999-09-16ggc.h (ggc_root): Move to ggc-common.c.Alex Samuel1-10/+31
Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com> * ggc.h (ggc_root): Move to ggc-common.c. (roots): Remove. (ggc_mark_rtx, ggc_mark_tree): Change to macro. (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern. (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise. (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New. * ggc-common.c (ggc_root): Move from ggc.h. (roots): Declare, static. (ggc_mark_rtx, ggc_mark_tree): Renamed to... (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for null or check/set mark bit. (ggc_mark_roots): New. * ggc-simple.c (ggc_collect): Call ggc_mark_roots. From-SVN: r29461
1999-09-15rtl.h (NOTE_BLOCK_NUMBER): Replace with ...Mark Mitchell1-0/+5
* rtl.h (NOTE_BLOCK_NUMBER): Replace with ... (NOTE_BLOCK): New macro. (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove. * function.h (identify_blocks): CHange prototype. * function.c (identify_blocks): Simplify. (reorder_blocks): Likewise. * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a NOTE_INSN_BLOCK_{BEG,END}. * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on the list of saved notes if the note isn't a NOTE_INSN_BLOCK_{BEG,END}. (move_insn1): Use NOTE_EH_HANDLER in comment, rather than NOTE_BLOCK_NUMBER. (reemit_notes): Adjust recreation of notes to reflect new saved note structure. * print-rtl.c (print_rtx): Print the address of the BLOCK when printing a block note. * stmt.c (block_vector): Remove. (find_loop_tree_blocks): Simplify. (unroll_block_trees): Likewise. From-SVN: r29441
1999-09-14ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and DECL_LIVE_RANGE_RTL.Richard Henderson1-0/+2
* ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and DECL_LIVE_RANGE_RTL. From-SVN: r29419
1999-09-11Update copyright.Richard Henderson1-1/+1
From-SVN: r29282
1999-09-11Alex Samuel <samuel@codesourcery.com>Alex Samuel1-0/+417
* ggc.h (rtvec_def): Forward declare. (tree_node): Likewise. (ggc_root): Define. (roots): Declare. (ggc_set_mark_rtx): Add prototype. (ggc_set_mark_rtvec): Likewise. (ggc_set_mark_tree): Likewise. * ggc-simple.c (ggc_root): Don't define. (roots): Don't declare. (ggc_mark_rtx): Remove. (ggc_mark_rtvec): Likewise. (ggc_mark_tree): Likewise. (ggc_mark_varray): Likewise. (ggc_mark_tree_hash_table_entry): Likewise. (ggc_mark_tree_hash_table): Likewise. (ggc_set_mart_rtx): New function. (ggc_set_mark_rtvec): Likewise. (ggc_set_mark_tree): Likewise. (ggc_add_root): Remove. (ggc_add_rtx_root): Likewise. (ggc_remove_tree_root): Likewise. (ggc_add_string_root): Likewise. (ggc_add_tree_varray_root): Likewise. (ggc_add_tree_hash_table_root): Likewise. (ggc_del_root): Likewise. (ggc_mark_rtx_ptr): Likewise. (ggc_mark_tree_ptr): Likewise. (ggc_mark_string_ptr): Likewise. (ggc_mark_tree_varray_ptr): Likewise. (ggc_mark_tree_hash_table_ptr): Likewise. * ggc-common.c: New file. * Makefile.in (OBJS): Add ggc-common.o. (ggc-common.o): List dependencies. From-SVN: r29281