* decl2.c (delete_sanity): Pass integer_zero_node, not
integer_two_node, to build_vec_delete.
* init.c (build_array_eh_cleanup): Remove.
(expand_vec_init_try_block): New function.
(expand_vec_init_catch_clause): Likewise.
(build_vec_delete_1): Don't deal with case that auto_delete_vec
might be integer_two_node anymore.
(expand_vec_init): Rework for initialization-correctness and
exception-correctness.
* typeck2.c (process_init_constructor): Make mutual exclusivity
of cases more obvious.
From-SVN: r23455
* class.c (make_class_data): Renamed fields: nmethods to
method_count, method_count to dtable_method_count. Always set
`state' field to 0.
* decl.c (init_decl_processing): Likewise.
From-SVN: r23449
* flow.c (XNMALLOC): New macro.
(flow_int_list_blocks, basic_block_succ, basic_block_pred): New
static variables.
(add_edge, add_edge_to_label): New static functions.
(free_bb_memory): New function.
(flow_delete_insn): Delete function.
(basic_block_drops_in): Delete variable.
(find_basic_blocks): Allocate and initialize basic_block_head,
basic_block_succ. Don't allocate basic_block_drops_in.
Call free_bb_memory at the beginning.
(find_basic_blocks_1): Don't do multiple passes.
Delete code to compute basic_block_drops_in.
After calling make_edges, mark blocks reached by current block live.
Update test for unreachable live blocks.
(mark_label_ref): Delete args X, CHECKDUP. Add PRED arg. All callers
changed.
Simplify to call add_edge_to_label when a LABEL_REF is found.
(make_edges): Simplify to call add_edge_to_label instead of
mark_label_ref most of the time.
Compute here whether control drops into the next block.
(delete_unreachable_blocks): Return void. All callers changed.
Delete unreachable blocks in reverse order.
After deleting all unreachable blocks, renumber the remaining ones
and update n_basic_blocks.
(delete_block): Speed up deletion a bit.
Don't set basic_block_drops_in for deleted blocks.
(free_basic_block_vars): Don't free basic_block_drops_in.
(life_analysis_1): Update to use new edge representation.
(dump_flow_info): Delete code to print basic block info; call
dump_bb_data instead.
(compute_preds_succs): Delete code to recompute basic_block_drops_in
and uid_block_number.
Simply copy the previously computed cfg.
(dump_bb_data): New arg LIVE_INFO. All callers changed.
Print register lifetime information if LIVE_INFO is nonzero.
* basic-block.h (dump_bb_data): Adjust prototype.
* gcse.c (gcse_main): Update call to dump_bb_data.
* rtl.h (free_bb_memory): Declare.
* toplev.c (rest_of_compilation): Call free_bb_memory.
From-SVN: r23443
�
* reload1.c (struct elim_table): Delete MAX_OFFSET member.
(update_eliminable_offsets): Don't compute it.
(set_initial_elim_offsets): Don't initialize it.
Break out some code into set_initial_label_offsets so the rest of
this function can be called from reload_as_needed.
Assume that INITIAL_FRAME_POINTER_OFFSET is defeined when
ELIMINABLE_REGS isn't.
(set_initial_label_offsets): New function, broken out of
set_initial_elim_offsets.
(set_offsets_for_label): New function, broken out of set_label_offsets
and reload_as_needed.
(reload): Call the two new functions.
(reload_as_needed): Call set_initial_elim_offsets instead of
duplicating the code. Likewise for set_offsets_for_label.
From-SVN: r23442
H
* reload1.c (struct elim_table): Delete MAX_OFFSET member.
(update_eliminable_offsets): Don't compute it.
(set_initial_elim_offsets): Don't initialize it.
Break out some code into set_initial_label_offsets so the rest of
this function can be called from reload_as_needed.
Assume that INITIAL_FRAME_POINTER_OFFSET is defeined when
ELIMINABLE_REGS isn't.
(set_initial_label_offsets): New function, broken out of
set_initial_elim_offsets.
(set_offsets_for_label): New function, broken out of set_label_offsets
and reload_as_needed.
(reload): Call the two new functions.
(reload_as_needed): Call set_initial_elim_offsets instead of
duplicating the code. Likewise for set_offsets_for_label.
From-SVN: r23441
* reload1.c (choose_reload_regs): Fix typo in Oct 17 change.
(emit_reload_insns): Ensure that when we set reg_reloaded_valid for
any hard reg, reg_reloaded_dead contains valid data.
From-SVN: r23440
* cp-tree.h (IDENTIFIER_MARKED): New macro.
* search.c (lookup_conversions): Use breadth_first_search.
(add_conversions): Avoid adding two conversions to the same type.
(breadth_first_search): Work with base binfos, rather
than binfos and base indices.
(get_virtual_destructor): Adjust.
(tree_has_any_destructor_p): Adjust.
(get_matching_virtual): Adjust.
Fixes g++.other/conv4.C
From-SVN: r23433
* sched.c (update_flow_info): Add code to ! found_orig_dest case to
handle deleted no-op moves of hard registers.
* haifa-sched.c (update_flow_info): Likewise.
From-SVN: r23431
* mips.md (reload_{in,out}{si,di}): Emit a USE of HILO at the end
of the sequences to reload the HILO register which do not actually
reference HILO.
From-SVN: r23430
1998-10-28 Zack Weinberg <zack@rabi.phys.columbia.edu>
* cp/lex.c: Call check_newline from lang_init always. After
calling cpp_start_read, set yy_cur and yy_lim to read from the
cpplib token buffer.
From-SVN: r23425
1998-10-28 16:10 -0500 Zack Weinberg <zack@rabi.phys.columbia.edu>
* c-lang.c: Declare extern char *yy_cur if USE_CPPLIB.
(lang_init): Call check_newline always.
* c-lex.c (init_parse) [USE_CPPLIB=1]: After calling
cpp_start_read, set yy_cur and yy_lim to read from
parse_in.token_buffer, so that we'll see the first #line
directive.
* cpplib.c (cpp_start_read): finclude the main input file
before processing -include/-imacros. Process -imacros and
-include separately, and handle -include by stacking a
buffer for the file in question as if it'd been #included.
* toplev.c (documented_lang_options) Recognize -H when
USE_CPPLIB is on.
1998-10-28 16:09 -0500 Zack Weinberg <zack@rabi.phys.columbia.edu>
* cpplib.c: Merge do_once into do_pragma. Break file handling
code out of do_include.
Move append_include_chain, deps_output,
file_cleanup, redundant_include_p, import_hash,
lookup_import, add_import, read_filename_string, read_name_map,
open_include_file, finclude, safe_read to cppfiles.c.
Move prototypes for deps_output, append_include_chain,
finclude to cpplib.h. Move definition of struct
file_name_list there also.
* cppfiles.c: New file. Contains all the above functions
broken out of cpplib.c; also hack_vms_include_specification
from cccp.c and find_include_file, a new function broken out of
do_include.
* Makefile.in (cppmain): Depend on cppfiles.o.
(fix-header): Likewise.
(cppfiles.o): New target.
* configure.in (--enable-c-cpplib): Add cppfiles.o to
extra_c_objs. Add ../cppfiles.o to extra_cxx_objs.
From-SVN: r23424
Thu Oct 29 14:10:22 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
* except.c (emit_eh_context): Make the EH context register stay alive
at -O0 so stupid.c doesn't get confused.
From-SVN: r23423
* i386.md: Change ix86_cpu == PROCESSOR_PENTIUM to TARGET_PENTIUM
(zero_extendsidi2): Use # in output template and handle completely by
splits.
(zero_extend splitters): New define_splits.
(ashiftrt_32): New pattern.
Co-Authored-By: Jeffrey A Law <law@cygnus.com>
From-SVN: r23418
* Makefile.in (cc1): Put C_OBJS, and thence @extra_c_objs@ last.
(LIBCPP_OBJS): New. Add cppulp.o.
(cppmain, fix-header): Depend on and use libcpp.a.
* configure.in (extra_c_objs, extra_cxx_objs): Use libcpp.a instead
of the individual object files.
* objc/Make-lang.in (cc1obj): Put OBJC_OBJS, and thence @extra_c_objs@,
last.
* cccp.c (user_label_prefix): New.
(main): Set it off -f*leading-underscore.
(special_symbol): Use it.
* cpplib.c (special_symbol): Likewise.
(cpp_handle_option): Handle -f*leading-underscore.
* cppulp.c: New file.
* output.h (user_label_prefix): Declare it.
* dwarf2out.c (ASM_NAME_TO_STRING): Prepend user_label_prefix.
* toplev.c (f_options, main): Handle -f*leading-underscore.
* defaults.h (ASM_OUTPUT_LABELREF): Use asm_fprintf instead of
referencing USER_LABEL_PREFIX directly.
* config/nextstep.h (ASM_OUTPUT_LABELREF): Likewise.
* m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
* final.c (asm_fprintf): Use user_label_prefix instead.
* arm/thumb.c (thumb_print_operand): Likewise.
* gcc.c (default_compilers): Pass -f*leading-underscore on to
cpp wherever appropriate.
From-SVN: r23415
* gcc.c (EXTRA_SPECS, extra_specs): Introduce an intermediate
structure which has exactly the members provided by EXTRA_SPECS.
Xmalloc() the real `extra_specs', and initialize it from this
intermediate structure.
* alpha.h (EXTRA_SPECS): Revert change for missing initializers.
* mips.h (EXTRA_SPECS): Likewise.
* sparc.h (EXTRA_SPECS): Likewise.
From-SVN: r23406
