2001-07-26 Neil Booth * cpphash.h (struct_lexer_state): Delete was_skipping. Move skipping here from struct cpp_reader. * cpplex.c (parse_identifier): Update. (_cpp_lex_token): Don't skip tokens in a directive. * cpplib.c (struct if_stack): Update. (start_directive, end_directive): Don't change skipping state. (_cpp_handle_directive): Update. (do_ifdef, do_ifndef, do_if, do_elif): Similarly. (do_else, do_endif): Update; only check for excess tokens if not in a skipped conditional block. (push_conditional): Update for new struct if_stack. 2001-07-26 Graham Stott * function.c (locate_and_pad_parm): Also pad initial offset so that the total argument size also includes the padding. 2001-07-26 Graham Stott * gensupport.c (alter_output_for_insn): Correct enable checking failure change XSTR to XTMPL. (process_one_cond_exec): Likewise 2001-07-25 Richard Henderson * varasm.c (assemble_variable): Create DECL_RTL before setting TREE_ASM_WRITTEN. Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka * predict.c (estimate_probability): Avoid duplicated predictions. * loop.c (find_and_verify_loops): Grok multiple barriers. Wed Jul 25 18:00:05 2001 Richard Kenner * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'. * dbxout.c: Consistently use putc instead of fputc. (print_wide_int): New function; call instead of direct fprintf. (dbxout_type_index): Adjust calls of CHARS to be more accurate. (dbxout_type_fields, dbxout_type_method_1): Likewise. (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise. (print_int_cst_octal): Likewise. (print_octal): Show we wrote characters. (dbxout_type): Set have_used_extensions in more places. 2001-07-25 Catherine Moore * config/v850/v850.c (v850_va_arg): Use addr instead of valist to build incr. Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka * flow.c (delete_dead_jumptables): New function. (life_analyzis): Call it. * bb-reorder.c (skip_insns_after_block): Handle contradictory sequences. 2001-07-25 Richard Henderson * except.c (reachable_handlers): Handle a region being removed out from under a RESX. 2001-07-25 Richard Henderson * config/alpha/alpha.c (alpha_emit_conditional_move): Always swap GE/GT if it is an fp comparison. 2001-07-25 Andrew Haley * alias.c (rtx_equal_for_memref_p): Allow strings as types in operands. Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com) * ssa.c (rename_insn_1): Do not wrap an assignment to a paradoxical SUBREG inside a SEQUENCE. Fix minor formatting glitch. * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can throw an exception. (visit_expression): When attempting to simplify an expression, retrieve any modes for arguments before they are simplified to constants. 2001-07-25 Andrew MacLeod Janis Johnson * stmt.c (expand_goto): A nonlocal goto can be a call too. * builtins.c (expand_builtin_longjmp): Reverse label and static chain pointer parameters to match documented usage of nonlocal_goto. * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain parameters to their correct order. * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain parameters to their correct order. 2001-07-25 Andrew MacLeod * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well. 2001-07-25 Jan Hubicka Richard Henderson * flow.c (find_sub_basic_blocks): Fix handling of the last BB in the sequence. (make_edges): New argument update_p; populate the edge cache if set. (find_basic_blocks): Update make_edges invocation. 2001-07-24 Joel Sherrill * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float. 2001-07-24 Joel Sherrill * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant -Acpu and -Amachine.h. * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise. Corrected header to say ELF not a.out. * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT when given -msoft-float. 2001-07-24 Joel Sherrill * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as extra multilib parts like arm-elf. (i960-*-coff*, i960-*-rtems): Should not use collect2. (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and crtfini.o as extra multilib parts. 2001-07-24 Joel Sherrill * configure.in: Add rtems as a supported thread model. * gthr-rtems.h: Add missing entry point __gthread_active_p. * configure: Rebuilt. 2001-07-24 Lars Brinkhoff * stor-layout.c (get_mode_alignment): make it work when BITS_PER_UNIT is not a power of two. * builtins.c (get_pointer_alignment): Likewise. 2001-07-24 Richard Henderson * simplify-rtx.c (avoid_constant_pool_reference): Coerce the retrieved constant into the expected mode. Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka * flow.c (try_simplify_condjump): Avoid duplicated edges. (verify_flow_info): Check for duplicated edges; clarify error reporting. * flow.c (block_label): Update basic_block_for_insn. (commit_edge_insertions): Call compute_bb_for_insn. * flow.c (purge_dead_edges): Handle conditional jumps and conditional returns too. * flow.c (redirect_edge_and_branch, try_optimize_cfg): Use redirect_edge_succ_nodup (redirect_edge_succ_nodup): New. * basic_block.h (redirect_edge_succ_nodup): Declare. * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup after gcse. Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka * flow.c (try_forward_edges): Accept fallthru edge; Update comment. (try_crossjump_to_edge): Update commetns. (try_crossjump_bb): Likewise. 2001-07-24 Richard Henderson * combine.c (distribute_notes): Move set of need_refresh for noop_move_p down to catch all cases. Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka * recog.c (split_all_insns_noflow): New. * rtl.h (split_all_insns_noflow): Declare. * ia64.c (ia64_reorg): Use split_all_insns_noflow. * m68hc11.c (m68hc11_reorg): Likewise. * sh.c (machine_dependent_reorg): Likewise. * toplev.c (rest_of_compilation): Likewise for last split_all_insns call. 2001-07-18 Andrew Haley * config/sh/sh.md (ashlsi3_std splitter): Split only after reload. (ashlsi3_n splitter): Likewise. (lshrsi3_n splitter): Likewise. (GOTaddr2picreg): Make const SImode. (sym_label2reg): Likewise. (symGOT2reg): Likewise. (symGOTOFF2reg) Likewise. (casesi_worker_0): Make unspec SImode. 2001-07-18 Andrew Haley * config/sh/sh.c (barrier_align): Check that an operand really is an insn before extracting its INSN_CODE. 2001-07-24 Andrew Haley * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of dangling else. * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands for SImode to prevent overflow. 2001-07-24 Rainer Orth * config/mips/irix6-libc-compat.c: New file. * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it. * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure passing workaround. 2001-07-24 lars brinkhoff * rtl.texi (REG_POINTER): Document. (Machine Modes): Document BImode, OImode, PQImode, PHImode, QFmode, HFmode, TQFmode, QCmode, and HCmode. Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka * flow.c (delete_noop_moves): Do not confuse libcall regions. 2001-07-23 Richard Henderson * flow.c (try_simplify_condjump): Use tidy_fallthru_edge. 2001-07-23 Kazu Hirata * config/h8300/h8300-protos.h: Add a prototype for general_operand_dst_push. * config/h8300/h8300.c (general_operand_dst_push): New. * config/h8300/h8300.h (OK_FOR_T): New. (EXTRA_CONSTRAINT): Use it. * config/h8300/h8300.md (movqi_push): Remove and integrate into the existing movqi pattern. (movhi_push): Likewise. * reload.c: Fix comment typos. Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka * gcse.c (cprop_insn): Update call of cprop_cc0_jump. 2001-07-23 H.J. Lu (hjl@gnu.org) * doc/extend.texi: Update __builtin_return_address and __builtin_frame_address. 2001-07-23 Richard Henderson * config/i386/i386.c (ix86_expand_setcc): Don't use method 0 before CSE. * config/i386/i386.md: New setcc+movzbl peephole2. 2001-07-23 Neil Booth * objc/Make-lang.in (objc-act.o): Depend on debug.h. * objc/objc-act.c: Include debug.h. (synth_module_prologue): Save and restore debug hooks too. 2001-07-23 lars brinkhoff * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT and C4X_FLOAT_FORMAT. (BOOL_TYPE_SIZE): Document. Mon Jul 23 11:54:23 2001 Clinton Popetz * unroll.c (loop_iterations): Fix miscalculation of initial giv offset. 2001-07-13 Andrew Haley * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro. * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro. * config/sh/sh.c (sh_can_redirect_branch): New function. * config/sh/sh-protos.h (sh_can_redirect_branch): Declare. * reorg.c (steal_delay_list_from_target): Use MD_CAN_REDIRECT_BRANCH to see if redirection is possible. Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka * flow.c (try_simplify_condjump): Unlink insn chain on fallthru edge; use can_fallthru. Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka * basic-block.h (find_sub_basic_block): Declare. * flow.c (make_edges): New arguments MIN and MAX; (find_sub_basic_blocks): Revamp to use make_edges and purge_dead_edges. (find_basic_blocks): Update call of find_sub_basic_block. * recog.c (split_all_insns): Always expect CFG to be consistent; call find_sub_basic_blocks in case something has changed. * toplev.c (rest_of_compilation): Always call split_all_insns once CFG has been built. * basic-block.h (delete_noop_moves): Declare. * combine.c (combine_instructions): Call it. (recog_for_combine): Tolerate noop moves (distribute_notes): Force refresh when register dies at noop move. * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns too. (life_analysis): Update delete_noop_moves call. (set_noop_p): Move too ... * rtlanal.c (noop_move_p): ... here. * rtl.h (noop_move_p): Declare. * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions. * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges after combine. * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block". (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded. 2001-07-23 Hans-Peter Nilsson * reload.c (push_reload): Fix typo in comment. (find_reloads_address): Ditto. (reg_overlap_mentioned_for_reload_p): Ditto in head comment. 2001-07-22 Richard Henderson * flow.c: Grammar check and clarify a lot of comments. (try_simplify_condjump): Rename variables to be clearer. (try_forward_edges): Skip complex and fallthru edges. Rearrange tests to avoid duplicate checks. (flow_find_cross_jump): Likewise. (outgoing_edges_match): Allow match if neither branch has probability data. Loosen probability match to 5%. (try_crossjump_to_edge): Hoist repeated indirection into local variables. (try_crossjump_bb): Don't check complex edges. Eliminate redundant crossjump tests. (try_optimize_cfg): Fix use of bool. Reorganize cheaper checks before more expensive checks. 2001-07-22 Richard Henderson * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of INTEGRAL_TYPE_P when folding comparisons with operand_equal_p arguments. 2001-07-22 Richard Henderson * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits. (const_sint32_operand): Likewise. * m68k.md (anon mulsi pattern): Use const_int_operand not const_sint32_operand. (umulsi3_highpart): Zero extend a constant input. (smulsi3_highpart): Don't bother checking SImode constant. (const_umulsi3_highpart): Give op3 DImode. (const_smulsi3_highpart): Likewise. 2001-07-22 Richard Henderson * flow.c (split_block): Make sure bb_note is included in the new block when splitting before a label. Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka * basic-block.h (redirect_edge_and_branch_force, redirect_edge_and_branch, block_label, forwarder_block_p): Declare. * flow.c (redirect_edge_and_branch_force, redirect_edge_and_branch, block_label, forwarder_block_p): Make global. (redirect_edge_and_branch_force): Fix copying of lifeness information. (block_label): Handle EXIT_BLOCK_PTR by returning NULL. * ifcvt.c (dead_or_predictable): Take BB as an new destionation instead of label; update CFG after transformation. (find_if_case_1): Update call, use redirect_edge_and_branch_force for finishing the transformation; handle even case where ELSE does not follow THEN. (find_if_case_2): Update call of dead_or_predictable; simplify CFG update. * emit-rtl.c (split_branch_probability): New global variable. (try_split): Take care to set split_branch_probability and create REG_BR_PROB note for new jump insns. * md.texi (define_split): Document new feature. * i386.c (ix86_split_fp_branch): Redistribute branch probability notes. 2001-07-22 Neil Booth * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h. (asm_out_file): Remove redundant declaration. (assemble_asm): Remove old #if 0 block. (assemble_variable): Remove end of function; debug output is now handled with global_decl. Remove old #if 0 block. Update. Remove saved_in_section and associated no-op code. * Makefile.in (varasm.o): Correct dependencies. Sun Jul 22 17:55:11 2001 Alexandre Oliva * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use the definition in defaults.h. Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka * jump.c: Update comments. (delete_barrier_successors, delete_unreferenced_labels, delete_noop_moves, tension_vector_labels, delete_from_jump_chain, delete_labelref_insn, redirect_tablejump, jump_optimize_1, jump_optimize, jump_optimize_minimal): Kill. (rebuild_jump_labels): Move code from jump_optimize_1. (purge_line_number_notes): Likewise. (copy_loop_headers): Likewise. * reg-stack.c: Update comment. * stmt.c: Likewise. * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES, JUMP_AFTER_REGSCAN): Kill. * toplev.c (rest_of_compilation): Use cleanup_cfg, call purge_line_number_notes and copy_loop_headers. 2001-07-22 Neil Booth Richard Henderson * dbxout.c (dbxout_global_decl): New. (xcoff_debug_hooks, dbx_debug_hooks): Use it. * sdbout.c (sdbout_finish): New. (sdbout_debug_hooks): Use it, add comments. (sdbout_global_decl): Defer initialised public vars to sdbout_finish. * varasm.c (assemble_variable): Don't output debug information for file-scope variables. 2001-07-22 Richard Henderson * config/alpha/alpha.c (get_trap_mode_suffix): New. (get_round_mode_suffix): New. (print_operand): Use them for [/]. Remove support for [&'`()+]. * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update. * config/alpha/alpha.md (attr round_suffix): New. (attr trap_suffix): New. (all insns): Set them appropriately. Use %/ instead of the myriad punctuators. 2001-07-22 Neil Booth * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch. 2001-07-22 Richard Henderson * regrename.c (regrename_optimize): Compute nregs for each potential target register. 2001-07-21 Neil Booth Richard Henderson * dbxout.c (dbxout_global_decl): New. (xcoff_debug_hooks, dbx_debug_hooks): Use it. * sdbout.c (sdbout_finish): New. (sdbout_debug_hooks): Use it, add comments. (sdbout_global_decl): Defer initialised public vars to sdbout_finish. * varasm.c (assemble_variable): Don't output debug information for file-scope variables. 2001-07-21 H.J. Lu (hjl@gnu.org) * config/mips/mips.c (mips_cpu): Moved into ... (override_options): Here. * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with mips_tune. (mips_cpu): Removed. 2001-07-21 Stephane Carrez * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand. ("iorqi3"): Likewise. ("xorqi3"): Likewise. ("*addhi3"): Fix constraint to avoid reloading in a soft register. ("*subhi3_sp): Likewise. ("*subhi3"): Likewise. ("extendhisi2"): Accept D, X and Y as source operand to avoid reload problems. 2001-07-21 Nathan Sidwell * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS. * config/freebsd.h: Likewise. * config/linux.h: Likewise. * config/openbsd.h: Likewise. * config/alpha/linux-elf.h: Likewise. * config/arm/linux-elf.h: Likewise. * config/d30v/d30v.h: Likewise. * config/fr30/fr30.h: Likewise. * config/ia64/aix.h: Likewise. * config/ia64/ia64.h: Likewise. * config/mips/linux.h: Likewise. * config/pj/pj.h: Likewise. * config/rs6000/linux.h: Likewise. * config/sparc/linux.h: Likewise. * config/sparc/linux64.h: Likewise. 2001-07-20 Bruce Korb * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons because getc() and char* may disagree on signedness. 2001-07-20 Richard Henderson * doc/rtl.texi (REG_DEAD): Update for current semantics. * flow.c (try_redirect_by_replacing_jump): Correctly compute which insns to delete in the presence of cc0 in a jump insn. Fri Jul 20 22:14:49 CEST 2001 Roman Zippel Jan Hubicka * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead of doing the change by hand. Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka * rtlanal.c (set_noop_p): Return true for noop jumps. * expr.c (emit_single_push_insn): Add call to push expander. * expr.h (optab_index): Add OTI_push (push_optab): New constant. * genopinit.c (optabs): Add push_optab. * optabs.c (init_optab): Init push optab. * md.texi (push??1): Document 2001-07-20 Stephane Carrez * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an expand to emit the pattern; put a REG_INC note for push/pop instructions. ("movdf", "movdf_internal"): Likewise. ("movsi", "movsi_internal"): Likewise. ("movsf", "movsf_internal"): Likewise. ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions. 2001-07-20 Stephane Carrez * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use gen_highpart. 2001-07-20 Daniel Berlin * params.def: Change default max inline insns to 100. 2001-07-20 Diego Novillo * combine.c (combine_simplify_rtx): Generate a new shift operation when simplifying the first operand of a (neg (ashift)) expression. 2001-07-20 Roman Lechtchinsky * regclass.c (N_REG_INTS): Use only 32 bits per element. 2001-07-20 Kelley Cook * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug information. Move rest into ... (*-*-solaris): ... here. Eliminate redundant information and reword necessary packages section. Delete 4.x assembler bug info. (sparc-sun-*): Merge into ... (sparc-sun-sunos*): here. 2001-07-20 Catherine Moore * config/v850/v850.md (casesi): Generate LABEL_REF with Pmode. Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka * i386-protos.h (ix86_zero_extend_to_Pmode): Declare. * i386.c (ix86_zero_extend_to_Pmode): Make global. * i386.md (strclrsi expander): Use it. Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka * integrate.c (copy_insn_list): handle NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL. (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL identically as to CODE_LABEL. * fold-const (fold): Convert A/B/C to A/(B*C) and A/(B/C) to (A/B)*C * except.c (connect_post_landing_pads): Delete the RESX insns. 2001-07-20 Aldy Hernandez * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro. * config/mips/mips.md (nmadd/nmsub): Use macro. 2001-07-20 Nathan Sidwell * cppinit.c (remove_dup_dir): Make static. (remove_dup_dirs): Make static. Only warn about preempting a system directory with a non-system directory. 2001-07-19 Geoffrey Keating * ifcvt.c (noce_try_store_flag_constants): Correct order of parameters to trunc_int_for_mode. 2001-07-19 Mark Mitchell * reorg.c (fill_simple_delay_slots): If an instruction might throw an exception that will be caught within this function, do not fill its delay slot with any subsequent instruction. 2001-07-19 Steve Ellcey * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition. * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized pointer extension instruction. * combine.c (nonzero_bits,num_sign_bit_copies) Likewise. * simplify-rtx.c (simplify_unary_operation) Likewise. * explow.c (convert_memory_address) Check value of POINTERS_EXTEND_UNSIGNED to avoid some conversions when less than zero. * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support. * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES) Add Multilib Support. (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support. * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES) Add Multilib Support. (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32 support. * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4. * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle" a 32 bit HP-UX pointer into a 64 bit HP-UX pointer. 2001-07-19 Alexandre Oliva * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from old and new operands in `<', `3' and `b'. 2001-07-19 Neil Booth * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h. (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h. (toplev.o): Don't depend on xcoffout.h. * c-decl.c: Include debug.h (duplicate_decls): Use debug hook. * dbxout.c (dbxout_source_file, dbxout_args): Make static. (dbx_debug_hooks, xcoff_debug_hooks): Update. (dbxout_types): Remove. * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove. * debug.c (do_nothing_debug_hooks): Update. (debug_true_tree, debug_nothing_rtx): New. * debug.h (struct rtx_def): New. (struct gcc_debug_hooks): New hooks ignore_block, outlining_inline_function and label. (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init, dwarf2out_frame_finish): New. * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function): Make static, update prototype. (dwarf2_debug_hooks): Update. * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function, dwarf2out_frame_init, dwarf2out_frame_finish): Remove. * dwarfout.c (dwarf_debug_hooks): Update. * emit-rtl.c: Include debug.h. (remove_unnecessary_notes): Use debug hook. * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h. (final_scan_insn): Use debug hook. * integrate.c (output_inline_function): Use debug hook. * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static. (sdb_debug_hooks): Update. * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove. * toplev.c: Don't include xcoffout.h. (note_outlining_of_inline_function, debug_ignore_block): Remove. * toplev.h (note_outlining_of_inline_function, debug_ignore_block): Remove. * tree.h (dwarf2out_do_frame): Remove. 2001-07-19 Catherine Moore * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore. 2001-07-19 Geoffrey Keating * reload1.c (eliminate_regs_in_insn): When updating a set to the frame pointer to the hardware frame pointer, perform the update always not just when REPLACE is set. * reload1.c (choose_reload_regs): Don't inherit a reload that crosses multiple registers if registers past the first don't fit in the desired class. * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode when negating constants. 2001-07-19 Toon Moene * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument. * doc/tree.texi: Ditto. 2001-07-19 Mark Kettenis Jakub Jelinek * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr. (extract_cie_info): Handle "eh" augmentation properly, remember eh_ptr. (struct frame_state, __frame_state_for): New. 2001-07-19 Rainer Orth * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL, HANDLE_SYSV_PRAGMA): Define. * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline previous args. (copy_object): Caller changed. 2001-07-19 Andreas Schwab * configure.in (assembler dwarf2 debug_line support): Define nop insn for m68k. * configure: Regenerated. 2001-07-19 Neil Booth * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on dwarfout.h. * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move to conditionally compiled block. (dbx_debug_hooks, xcoff_debug_hooks): Update. * dbxout.h (dbxout_function): Remove. * debug.c (do_nothing_debug_hooks): Update. * debug.h (struct gcc_debug_hooks): New hooks function_decl, global_decl, deferred_inline_function. * dwarf2out.c (dwarf2_debug_hooks): Update. (dwarf2out_global_decl): New. * dwarfout.c: Don't include dwarfout.h. (dwarfout_global_decl, dwarfout_function_decl, dwarfout_deferred_inline_function): New. (dwarf_debug_hooks): Update. * dwarfout.h: Remove. * final.c: Don't include dwarfout.h. * sdbout.c (sdbout_global_decl): New. (sdbout_debug_hooks): Update. * toplev.c: Don't include dwarfout.h. (check_global_declarations, rest_of_compilation): Use new debug hooks. (note_deferral_of_defined_inline_function): Remove. * toplev.h (note_deferral_of_defined_inline_function): Remove. * ch/Makefile.in (lex.o): No dependence on dwarfout.h. * ch/lex.c: Don't include dwarfout.h. * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h. (semantics.o, optimize.o): Depend on debug.h not dwarfout.h. * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h. * cp/optimize.c: Include debug.h. (maybe_clone_body): Use debug hook. * cp/semantics.c: Include debug.h. (expand_body): Use debug hook. * po/POTFILES.in: Remove dwarfout.h. 2001-07-19 Neil Booth * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases. * c-parse.in (yyerror, _yylex): Similarly. * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr): Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough. Update comments. * cpplib.h (CPP_INT, CPP_FLOAT): Remove. * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases. 2001-07-18 Jeff Sturm * dwarf2out.c (dwarf2out_abstract_function): Don't emit in-class declaration at -g1. Fixes c++/2814. 2001-07-18 Richard Henderson * doc/md.texi (reload_in/out): Document restrictions in predicates and constraints for these patterns. Document empty string matching ALL_REGS. 2001-07-18 Rainer Orth * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL. Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka * cse.c: Undo my previous patch. 2001-07-18 Tom Tromey For PR java/2812: * configure: Rebuilt. * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV instead. * aclocal.m4 (AM_ICONV): New macro from Bruno Haible. Wed Jul 18 18:46:30 CEST 2001 Richard Henderson Jan Hubicka * flow.c (redirect_edge_and_branch): Bail out on complex edges. (try_optimize_cfg): Do not remove tail recursive labels before sibcall. * jump.c (mark_jump_label): Do not forward branches. Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka * cse.c (delete_trivially_dead_insns): Delete the libcall block when return value is unused. Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores. Wed Jul 18 12:05:29 2001 Nicola Pero * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value on error. We can't blindly return the result of pthread_mutex_trylock because it returns a positive number on error, while we must return -1 on error. (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar fixes. Reported by Stephen Brandon . 2001-07-18 Andreas Jaeger * integrate.c (output_inline_function): Correct type of debug_hooks. 2001-07-18 Toon Moene * combine.c (combine_simplify_rtx): DIV can be treated associatively for floats if unsafe math optimisations are enabled. 2001-07-17 Richard Henderson * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS. 2001-07-17 Richard Henderson * calls.c (prepare_call_address): New parameter SIBCALLP. If true, don't force the function address into a register. (expand_call, emit_library_call_value_1): Update callers. * builtins.c (expand_builtin_apply): Likewise. * expr.h (prepare_call_address): Update decl. 2001-07-17 Chandrakala Chavva * config.gcc: For *-*-chorusos triplet, get chorus.h file from config directory. * config/i386/chorus.h: Move up. * config/sparc/chorus.h: Likewise. * config/rs6000/chorus.h: Likewise. * config/chorus.h: Moved here. 2001-07-17 Andreas Schwab * configure.in (assembler eh_frame optimization): Handle big endian. * configure: Regenerated. Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka * expr.c (epxand_expr): Convert divisions into multiplications by reciprocals if -ffast-math. 2001-07-17 Neil Booth * dbxout.c (dbxout_really_begin_function): Rename to dbxout_begin_function. (dbx_debug_hooks, xcoff_debug_hooks): Update. (dbxout_begin_function): Remove. (dbxout_function): Update. (dbxout_source_line): Update prototype. * dbxout.h (dbxout_begin_function): Remove. * debug.c (do_nothing_debug_hooks): Update. (debug_nothing_tree): Update. (debug_nothing_charstar_rtx): Remove. * debug.h (union tree_node): Declare. (struct rtx_def): Remove. (gcc_debug_hooks): New hooks begin_prologue, end_prologue, begin_function. Change source_line prototype. (debug_nothing_tree): New. (debug_nothing_charstar_rtx): Delete. (dwarf2out_begin_prologue): Moved from ... * tree.h: ... here. * dwarf2out.c (dwarf2_debug_hooks): Update. (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2 debug info, call dwarf2out_source_line. (dwarf2out_souce_line): Update prototype. * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue. Change prototype, make static. (dwarfout_source_line): Update prototype. (dwarf_debug_hooks): Update. * dwarfout.h (dwarfout_begin_function): Remove. * final.c (final_start_function, final_scan_insn): Use appropriate debug hooks, update to use notice_source_line. (output_source_line): Rename notice_source_line. Don't call the source_line debug hook. * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue, make static, update prototype. (sdbout_mark_begin_function): Rename sdbout_begin_function, update prototype. (sdbout_end_prologue): New. (sdbout_source_line): Update prototype. (sdbout_debug_hooks): Update. (sdbout_symbol): Remove unused var. * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function): Delete. * varasm.c: Include debug.h. (assemble_start_function): Use begin_function debug_hook. * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function, update with prototype. (xcoffout_source_line): Update prototype. * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function, update prototype. (xcoffout_source_line): Update prototype. 2001-07-17 Richard Henderson * c-typeck.c (build_binary_op): Do not shorten unsigned right shift after sign extension. Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka * combine.c (combine_simplify_rtx): Attempt to simplify a*(b/c) as (a*b)/c for floats in unsafe_math mode. * simplify-rtx.c (avoid_constatn_pool_reference): New static function. (simplify_binary_operation, simplify_unary_operation, simplify_relational_operation): Use it. * combine.c (combine_simplify_rtx): Don't do associative law on divisions; allow associative law on floats. 2001-07-17 H.J. Lu Rainer Orth * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and ASM_OUTPUT_WEAK_ALIAS are defined. * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible. * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL): Moved ... * config/mips/iris5.h: ... here. (HANDLE_SYSV_PRAGMA): Defined as 1. * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS. * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak symbol. 2001-07-17 Joseph S. Myers * c-parse.in (all_prefix_attributes): New variable. (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros. (maybe_resetattrs): New production. (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl, maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl, notype_initdcl, nested_function, notype_nested_function, component_decl, components, components_notype, component_declarator, component_notype_declarator, absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl, ivars, mydecl, myparm): Update. Avoid prefix attributes just after a comma being applied to more than one declarator. * doc/extend.texi (Attribute Syntax): Update. Remove documentation of bugs that are no longer present. 2001-07-13 Eric Christopher * config/mips/mips.h: Change TUNE_MIPS* options to use mips_tune. (EXTRA_SPECS): Add cc1_cpu_spec. * config/mips/mips.md (muldf3): Fix typo. 2001-07-16 Richard Henderson * config/m68k/m68k.c: Include expr.h and reload.h. (print_operand_address) [16 bit int]: Cast INTVAL to int for %d. [general int]: Use HOST_WIDE_INT_PRINT_DEC. 2001-07-16 Daniel Berlin Richard Henderson * cse.c (set_live_p): Take INSN argument for cc0; update callers. (insn_live_p): Fix fall off end of function. (dead_libcall_p): Remove COUNTS argument; update callers. (delete_trivially_dead_insns): Remove unused variables. 2001-07-17 Andreas Jaeger * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for x86-64 pic support. * lcm.c (optimize_mode_switching): Avoid warning for unused variable if !NORMAL_MODE. * flow.c (try_crossjump_to_edge): Remove unused variable. 2001-07-16 John David Anglin * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3 atexit declaration in stdlib.h. 2001-07-16 Richard Begg * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka * basic-block.h (CLEANUP_PRE_SIBCALL): New constant. * except.c (finish_eh_generation): Update call of cleanup_cfg; do rebuild_jump_labels instead of jump_optimize * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise. * toplev.c (rest_of_compulation): Likewise for -Wreturn_type. * flow.c (try_optimize_cfg): Remove unneeded code_labels. * flow.c: Include timevar.h (find_basic_block): Push/pop timevar; (cleanup_cfg): Likewise. * timevar.def (TV_CFG, TV_CLEANUP_CFG): New. * Makefile: Add dependencies on timevar.h * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes. (copy_insn_list): Avoid killing of BASIC_BLOCK notes. * rtl.h (delete_trivially_dead_insns): Add new parameter. * toplev.c (rest_of_compilation): Update calls. * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ... (delete_trivially_dead_insns): ... here; accept new argument preserve_basic_blocks; preserve basic blocks if set. * reg-stack.c (stack_regs_mentioned): Return 0 if stack_regs_mentioned_data is not initialized. (reg_to_stack): Make stack_regs_mentioned survive after the reg-stack is completted; do not call cleanup_cfg. * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder; make cleanup_cfg after bb-reorder to output to debug file. 2001-07-16 Richard Henderson * regclass.c (init_reg_sets): Use only 32 bits per initializer from int_reg_class_contents. 2001-07-16 Richard Henderson * hard-reg-set.h (regs_invalidated_by_call): Declare. * regclass.c (regs_invalidated_by_call): Move from cse.c. (init_reg_sets_1): Move initialization from cse_main. * cse.c (regs_invalidated_by_call): Move to regclass.c. (cse_main): Move its initialization also. * df.c (df_insn_refs_record): Use regs_invalidated_by_call. * flow.c (propagate_one_insn): Likewise. * gcse.c (compute_hash_table): Likewise. (compute_kill_rd, compute_store_table): Likewise. * sched-deps.c (sched_analyze_1): Likewise. Mon Jul 16 18:07:07 2001 J"orn Rennecke * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of gen_rtx_SET. 2001-07-16 Steve Ellcey * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests in if statement so we don't access undefined memory. 2001-07-16 Daniel Berlin * gcse.c: Update comment at top. Update comment on mem handling. mem_last_set, mem_first_set, mem_set_in_block: gone. Declaration of reg_set_info: gone. (oprs_unchanged_p): Don't use mem_*set_* anymore. They are pointless with load_killed_in_block_p (they are *more* conservative then it, not less, and less accurate). (oprs_not_set_p): Ditto. (alloc_gcse_mem): Don't allocate mem_set_in_block (free_gcse_mem): Don't free it, either. (record_last_mem_set_info): Update comment in front, remove mem_*set_* stuff. Note the reason we don't handle stores directly here. (compute_hash_table): Update comments to reflect reality. Remove mem_*set_* references. (reset_opr_set_tables): Remove mem_*set_* references. (mark_call): Ditto. (mark_set): Ditto. Also remove double sets of bitmaps for REG's. (mark_clobber): Ditto (on both parts, we double set here too). (expr_killed_p): Remove mem_set_in_block test. (compute_transp): Remove mem_set_in_block test. * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal of edge, and removal of phi alternative to dump file. (ssa_ccp_substitute_constants): Add note about register now being constant, and which uses were replaced in what insns to dump file. 2001-07-16 Andreas Jaeger * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output variables of type HOST_WIDEST_INT. * libgcc2.c (__bb_exit_func): Handle gcov_type as long long. (__bb_exit_func): Correct type of count_max to avoid overflow. (num_digits): Handle long long argument. * combine.c (gen_lowpart_for_combine): Remove unused variable. 2001-07-16 Neil Booth * output.h (sdb_begin_function_line): Restore as an extern variable. * sdbout.c (sdb_begin_function_line): Make extern. 2001-07-15 Richard Henderson * machmode.def (Pmode): Redefine if GENERATOR_FILE. * genrecog.c (maybe_both_true_mode): New. (maybe_both_true_2): Use it. (write_switch): Don't put Pmode in a switch. * rtl.c (mode arrays): Don't explicitly size them. Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka * toplev.c (rest_of_compilation): Fix register_life_up_to_date handling; move unconditional splitting before mode switching. * i386.md (type): Add fistp type. (i387, length_attr, scheduling definitions): Handle this type. (fix_trunc?f?i2): Revamp to use mode switching. (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns. * i386.h (fp_cw_mode): New enum (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED, MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros. Sun Jul 15 12:53:51 2001 Richard Kenner * Makefile.in (integrate.o): Add debug.h. * integrate.c (debug.h): Add. (output_inline_function): Save, reset, and restore debug_hooks. 2001-07-15 Richard Henderson * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode instead of COMPARE for the EQUIV expression. 2001-07-15 Richard Henderson * flow.c (redirect_edge_and_branch_force): Initialize global_live_at_start and global_live_at_end. (allocate_bb_life_data): Export. * basic-block.h (allocate_bb_life_data): Declare. * toplev.c (rest_of_compilation): Call it. 2001-07-15 Richard Henderson * config/alpha/alpha.c (alpha_tablejump_addr_vec): New. (alpha_tablejump_best_label): New. * config/alpha/alpha-protos.h: Declare them. * config/alpha/alpha.md: Use braced strings for code blocks. (tablejump_osf): Break out add with r29. (tablejump_osf_internal): Remove. (tablejump_osf_nt_internal): Rename from tablejump_nt_internal, use alpha_tablejump_addr_vec and alpha_tablejump_best_label. Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies of the movable. * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching. * i386-protos.h (ix86_split_fp_branch): Update prototype. (ix86_fp_jump_nontrivial_p): New. * i386.md (fp_jcc_?): Update call of split_fp_branch; use ix86_fp_jump_nontrivial_p. * i386.c (ix86_fp_jump_nontrivial_p): New. (ix86_split_fp_branch): Accept code instead of rtx. (ix86_expand_compare): Expand comparison early in case doing so is resonably cheap. 2001-07-15 Nick Clifton * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian' not 'machine'. (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'. (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'. 2001-07-15 Neil Booth * dbxout.c (dbxout_source_line): Make static, update prototype. (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks. (dbxout_init, dbxout_finish, dbxout_source_line, dbxout_begin_block, dbxout_end_block): Update for new prototypes. * dbxout.h (dbxout_source_line): Delete. * debug.c (debug_nothing_file, debug_nothing_file_int, debug_nothing_file_charstar_rtx): New. (do_nothing_debug_hooks): Update. (debug_nothing_void, debug_nothing_charstar_rtx, dwarf2out_end_epilogue): New. (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename. * debug.h (struct rtx_def): Declare. (gcc_debug_hooks): New hooks source_line, end_epilogue and end_function. (debug_nothing_void, debug_nothing_charstar_rtx, dwarf2out_end_epilogue): New. (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename. * dwarf2out.c (dwarf2out_source_line): Make static, update prototype. (dwarf2_debug_hooks): Update. (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line, dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes. * dwarf2out.h (dwarf2out_source_line): Remove. * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function): Make static, update prototype. (dwarfout_init, dwarfout_finish, dwarfout_source_line, dwarfout_begin_block, dwarfout_end_block): Update for new prototypes. (dwarf_debug_hooks): Update. * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line, dwarfout_end_function): Remove. * final.c (profile_function): Use debug hooks for ending functions and epilogues. (output_source_line, final_end_function): Update prototype, use debug hooks. (final_start_function, final_scan_insn): Update. * output.h (sdb_begin_function_line): Remove. (final_end_function): Update prototype. * sdbout.c (sdb_begin_function_line): Make static. (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue. (sdbout_source_line): New. (sdbout_end_epilogue, sdbout_end_function): Make static, update prototypes. (sdb_debug_hooks): Update. (sdbout_init, sdbout_source_line, sdbout_begin_block, sdbout_end_block): Update for new prototypes. * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove. * toplev.c (compile_file, rest_of_compilation): Update. * tree.h (dwarf2out_end_epilogue): Move to debug.h. * xcoffout.c (xcoffout_source_line, xcoffout_begin_block, xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function): Update for prototype changes. * xcoffout.h (xcoffout_source_line, xcoffout_begin_block, xcoffout_end_block, xcoffout_end_epilogue): Update prototypes. 2001-07-15 Richard Henderson * config/alpha/alpha.h (TARGET_ABI_OSF): New. (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users. * config/alpha/alpha-protos.h: Update TARGET_ABI_* users. * config/alpha/alpha.c: Likewise. * config/alpha/alpha.md: Likewise. * config/alpha/alpha32.h: Likewise. * config/alpha/vms.h: Likewise. (OPEN_VMS): Remove. 2001-07-14 Richard Henderson * config/alpha/alpha.md: Use define_constants for unspec values. Substitute throughout. 2001-07-14 Tim Josling * tree.def (EXPON_EXPR) remove. Never supported anyway. 2001-07-14 John David Anglin * pa.md: Remove unused constraints from define_split's. 2001-04-14 Richard Henderson * ifcvt.c (find_cond_trap): Test for exit block. Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka Re-install recently reverted patch. * emit-rtl.c (try_split): Update mark_jump_label call. * flow.c (find_sub_basic_blocks): Likewise. * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump, jump_back_p): Kill. (mark_all_labels): Kill second parameter. (jump_optimize, jump_optimize_1): Kill cross_jump parameter. (rebuild_jump_labels, jump_optimize_minimal): Update call of jump_optimize_1. (jump_optimize_1): Kill crossjumping code. (mark_jump_label): Kill cross_jump parameter. * rtl.h (mark_jump_label, jump_optimize): Update prototypes. (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill. * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do splitting. * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before DFI_bpro. (dump_file_info): Likewise. (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass; reorganize passes to do reg-stack first, bb-reorder second. * invoke.texi (-d letters doc): Remove the jump2 pass. 2001-07-14 Richard Henderson * ifcvt.c (find_cond_trap): New. (find_if_header): Call it. (merge_if_block): Relax existing jump sanity check. * jump.c (jump_optimize_1): Remove conditional trap handling. 2001-07-14 Alan Modra * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit millicode. (insn_refs_are_delayed): Correct comment. * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise. * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2 instead of r31. Make associated insn !TARGET_64BIT, and provide an additional 64-bit insn that clobbers r2. (divsi3): Likewise. (udivsi3): Likewise. (modsi3): Likewise. (umodsi3): Likewise. Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka * bb-reorder.c (skip_insn_after_block): Get past the line number notes. * flow.c (redirect_edge_and_branch_force, split_edge, try_crossjump_to_edge): Use set_block_for_new_insns. * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns. 2001-07-13 H.J. Lu (hjl@gnu.org) * config/elfos.h (UNIQUE_SECTION): Enable .bss section with the correct patch. 2001-07-13 Geoffrey Keating Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13. 2001-07-13 Joseph S. Myers * c-common.c (decl_attributes): Take a pointer to the node to which attributes are to be attached, and a flags argument. * c-common.h (enum attribute_flags): New. (decl_attributes): Update prototype. * c-decl.c (start_decl, push_parm_decl, finish_struct, finish_enum, start_function): Update calls to decl_attributes. * c-parse.in (component_declarator, component_notype_declarator, label): Update calls to decl_attributes. Fri Jul 13 23:04:00 2001 Denis Chertykov * config/avr/avr.md (strlenhi): PARALLEL keyword removed. * config/avr/avr.c (legitimate_address_p): Return value changed from letter to register classes. For better debugging. 2001-07-13 Kazu Hirata * jump.c (reversed_comparison_code_parts): Fix comment typos. 2001-07-13 H.J. Lu (hjl@gnu.org) * config/elfos.h (UNIQUE_SECTION): Enable .bss section. 2001-07-13 Marc Espie * config.gcc (*-*-openbsd*): Add fragment to compile libgcc correctly for shared configurations. * config/t-libgcc-pic: New. * config/{i386,m68k,sparc}/t-openbsd: New. * config/openbsd.h: Include cpu_spec in cpp_spec where needed. Support -shared. Support debugging libraries with -g. * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2 frame information does not emit pointer diffs. * config/sparc/openbsd.h: Ensure dwarf2 frame information does not emit pointer diffs. 2001-07-13 Geoffrey Keating Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001. 2001-07-13 David Edelsohn * combine.c (try_combine): Ensure const_int pow2 is positive. 2001-07-13 Hartmut Penner * config.gcc: Add configuration for s/390. * config/s390/s390.c: New. Subroutines for code generation. * config/s390/s390.h: New. Definitions for s/390. * config/s390/s390-protos.h: New. Prototypes. * config/s390/linux.h: New. Definitions for linux for s/390. * config/s390/linux64.h: New. Definitions for linux for zSeries. * config/s390/t-linux: New. Makefile fragment. * config/s390/s390.md: New. Machine description for s/390 and zSeries. * config/s390/fixdfdi.h: New. Fix L_fix*di. Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka * emit-rtl.c (try_split): Update mark_jump_label call. * flow.c (find_sub_basic_blocks): Likewise. * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump, jump_back_p): Kill. (mark_all_labels): Kill second parameter. (jump_optimize, jump_optimize_1): Kill cross_jump parameter. (rebuild_jump_labels, jump_optimize_minimal): Update call of jump_optimize_1. (jump_optimize_1): Kill crossjumping code. (mark_jump_label): Kill cross_jump parameter. * rtl.h (mark_jump_label, jump_optimize): Update prototypes. (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill. * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do splitting. * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before DFI_bpro. (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass; reorganize passes to do reg-stack first, bb-reorder second. * invoke.texi (-d letters doc): Remove the jump2 pass. 2001-07-12 Steve Ellcey * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef. Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka * flow.c (try_optimize_cfg): Delete whole chain of trivially dead basic blocks. (verify_flow_info): Make diagnostics prettier. Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka * flow.c (find_basic_blocks_1): Do not emit NOP after call. * flow.c (outgoing_edges_match): Return early if condition reversal failed. 2001-07-06 Richard Sandiford * config/mips/mips.c (print_operand): Extend '%D' to memory operands. (mips_move_2words): When splitting a move into two instructions, prefix the second address operand with '%D'. 2001-07-12 Neil Booth * Makefile.in (final.o): Depend on debug.h. * dbxout.c (dbxout_begin_block, dbxout_end_block): New. (dbx_debug_hooks): Add new hooks. (xcoff_debug_hooks): New. * debug.c (debug_nothing_file_int_int): New. (do_nothing_debug_hooks): Update. * debug.h (gcc_debug_hooks): New hooks begin_block and end_block. (debug_nothing_file_int_int): New. * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make static, update prototype. (dwarf2_debug_hooks): Update. * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove. * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make static, update prototype. (dwarf_debug_hooks): Update. * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove. * final.c: Include debug.h. (final_scan_insn): Use debug hooks when beginning and ending blocks. * sdbout.c (sdbout_begin_block, sdbout_end_block): Make static, update prototype. (sdb_debug_hooks): Update. * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove. * toplev.c: Distinguish between xcoff and dbx. * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_): Call all debug hooks, not just dwarf ones. 2001-07-11 Timothy Wall * config.gcc: Add configuration for AIX5/IA64. * config/ia64/aix.h: New. AIX5/IA64-specific configuration. * config/ia64/crt[in].asm: New. Generic static ctor/dtor support prefix/suffix code. * config/ia64/t-aix: New. Makefile fragment. * config/ia64/unwind-aix.c: New. Unwind table entry lookup. 2001-07-11 Kazu Hirata * recog.c (validate_change): Fix a comment typo. 2001-07-11 Neil Booth * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h. * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug hooks directly. * dbxout.c (dbx_debug_hooks): Add new hooks. (dbxout_start_new_source_file): Rename dbxout_start_source_file, make static. (dbxout_resume_previous_source_file): Rename dbxout_end_source_file, make static. * dbxout.h (dbxout_start_new_source_file, dbxout_resume_previous_source_file): Delete. * debug.c (do_nothing_debug_hooks): Add new hooks. (debug_nothing_init_finish): Rename debug_nothing_file_charstar. (debug_nothing_int_charstar, debug_nothing_int): New. * debug.h (gcc_debug_hooks): New hooks define, undef, start_source_file and end_source_file. (debug_nothing_init_finish): Rename debug_nothing_file_charstar. (debug_nothing_int_charstar, debug_nothing_int): New. * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into the conditionally compiled section. (dwarf2out_start_source_file, dwarf2out_end_source_file, dwarf2out_define, dwarf2out_undef): Make static. * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file, dwarf2out_define, dwarf2out_undef): Remove. * dwarfout.c (dwarf_debug_hooks): Add new hooks. (dwarfout_start_source_file, dwarfout_end_source_file, dwarfout_define, dwarfout_undef): Make static. (dwarfout_start_source_file_check, dwarfout_end_source_file_check): New. (dwarfout_define, dwarfout_finish): Update. * dwarfout.h (dwarfout_start_new_source_file, dwarfout_resume_previous_source_file, dwarfout_define, dwarfout_undef): Remove. * sdbout.c (sdb_debug_hooks): Add new hooks. (sdbout_start_new_source_file): Rename sdbout_start_source_file, make static. (sdbout_resume_previous_source_file): Rename sdbout_end_source_file, make static, take an arg. * sdbout.h (sdbout_start_new_source_file, sdbout_resume_previous_source_file): Delete. * toplev.c (debug_start_source_file, debug_end_source_file, debug_define, debug_undef): Delete. * toplev.h (debug_start_source_file, debug_end_source_file, debug_define, debug_undef): Delete. * java/jcf-parse.c: Include debug.h. (parse_class_file): Update to use debug hooks directly. * java/Make-lang.in (jcf-parse.o): Depend on debug.h. Wed Jul 11 10:07:18 2001 Richard Kenner * alias.c (set_mem_alias_set): New function. * rtl.h (set_mem_alias_set): Declare it. * builtins.c (expand_builtin_return_addr): Call it instead of using MEM_ALIAS_SET accessor. (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise. (get_memory_rtx, expand_builtin_va_arg): Likewise. (expand_builtin_va_copy):Likewise. * caller-save.c (setup_save_areas): Likewise. * calls.c (compute_argument_addresses): Likewise. * explow.c (set_mem_attributes): Likewise. * expr.c (emit_single_push_insn, emit_push_insn): Likewise. (expand_assignment, store_constructor_field, store_field): Likewise. (expand_expr_unaligned): Likewise. * function.c (assign_stack_temp_for_type): Likewise. (put_reg_into_stack, gen_mem_addressof): Likewise. * ifcvt.c (noce_try_cmove_arith): Likewise. * reload1.c (reload, alter_reg): Likewise. * config/alpha/alpha.c (get_aligned_mem): Likewise. (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise. (alpha_expand_unaligned_store): Likewise (alpha_expand_unaligned_load_words): Likewise. (alpha_expand_unaligned_store_words): Likewise. (alpha_expand_block_clear, alpha_expand_prologue): Likewise. (alpha_expand_epilogue): Likewise. * config/arc/arc.c (arc_setup_incoming_varargs): Likewise. * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise. * config/i386/i386.c (legitimize_pic_address): Likewise. * config/i960/i960.c (setup_incoming_varargs): Likewise. * config/ia64/ia64.c (spill_restore_mem): Likewise. * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise. * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise. * config/mips/mips.c (mips_va_arg): Likewise. * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise. * config/pa/pa.c (hppa_builtin_saveregs): Likewise. * config/rs6000/rs6000.c (rs6000_emit_move): Likewise. (setup_incoming_varargs, rs6000_va_arg): Likewise. (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise. (rs6000_emit_epilogue): Likewise. * config/sh/sh.c (sh_builtin_saveregs): Likewise. * config/sparc/sparc.c (sparc_va_arg): Likewise. * config/v850/v850.c (v850_va_arg): Likewise. Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka * flow.c (merge_blocks_move_successor_nojumps): Do not crash when fallthru edge is present. (mege_blocks): Handle case where creation of jump insn is required. * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP, CLEANUP_POST_REGSTACK): New constants. * except.c (finish_eh_generation): Update call of cleanup_cfg, * jump.c (rtx_renumbered_equal_p): Handle 't' fields. * output.h (cleanup_cfg): Update prototype. * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize * sibcall.c (optimize_sibling_and_tail_recursive_call): Update cleanup_cfg call; kill missleading comment. * toplev.c (rest_of_compilation): Update all cleanup_cfg calls. * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode parameter; control optimizations performed using it. (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb): New functions. 2001-07-11 John David Anglin * pa.c (pa_output_function_prologue): Delete prototype. Make function extern. * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to pa_output_function_prologue. * pa-protos.h (pa_output_function_prologue): New prototype. 2001-07-11 John David Anglin * stmt.c (emit_case_nodes): Widen high and low instead of new_bound and low to get correct sign extension in low+high test. 2001-07-11 Janis Johnson * gcov.c (arcdata): Use gcov_type to fix branch percentage for large hit count. * profile.c (branch_prob): Fix .bbg info for computed gotos and C++ EH code. 2001-07-11 Mark Mitchell * stmt.c (parse_output_constraint): New function, split out from ... (expand_asm_operands): ... here. Use parse_output_constraint. * tree.h (parse_output_constraint): Declare it. 2001-07-11 Richard Henderson * bitmap.c: Comment some functions; fiddle whitespace. (bitmap_free): Don't export. (bitmap_element_allocate): Use memset. * bitmap.h (bitmap_free): Don't declare. 2001-07-11 Daniel Berlin * gcse.c, lcm.c, sched-deps.c: s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g * flow.c (flow_loops_find): Free dom if we found no loops, since we aren't going to save it. * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are done. Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com) * ssa-ccp.c (ssa_fast_dce): Free worklist when completed. Wed Jul 11 10:07:18 2001 Richard Kenner * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version #ifndef DWARF2_DEBUGGING_INFO. 2001-07-11 Richard Sandiford * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes. 2001-07-11 Richard Sandiford * config/mips/mips.c (gen_int_relational): Tell the caller not to reverse a branch if a NE comparison is implemented with GTU. 2001-07-11 Richard Sandiford H.J. Lu * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for constant addresses. (call_internal2): Likewise. (call_value_internal1): Likewise. (call_value_internal2): Likewise. (call_value_multiple_internal1): Likewise. (call_value_multiple_internal2): Likewise. 2001-07-10 Kazu Hirata * calls.c (emit_library_call_value_1): Fix a comment typo. * dwarf2out.c (mem_loc_descriptor): Likewise. * config/i386/i386.c (ix86_expand_aligntest): Likewise. 2001-07-11 David Billinghurst * simplify-rtx.c (simplify_subreg): Fix typo in comment Tue Jul 10 07:27:53 2001 Richard Kenner * recog.c (offsettable_address_p): Handle LO_SUM case. * config/mips/mips.c (double_memory_operand): Use adjust_address_nv instead of plus_constant. 2001-07-10 Stephane Carrez * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge, fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS. Tue Jul 10 07:27:53 2001 Richard Kenner * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use adjust_address_nv instead of plus_constant. 2001-07-10 Neil Booth * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o, dwarf2out.o): Depend on debug.h, wrap long lines. * dbxout.c: Include debug.h. (dbx_debug_hooks): New. (dbxout_init): Make static, take just 2 args. (dbxout_finish): Make static. * dbxout.h (dbxout_init, dbxout_finish): Delete. * debug.c: New file. * debug.h: New file. * dwarf2out.c: Include debug.h. (dwarf2_debug_hooks): New. (dwarf2out_init): Make static. (dwarf2out_finish): Make static, take 2 args. * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete. * dwarfout.c: Include debug.h. (dwarf_debug_hooks): New. (dwarfout_init): Make static. (dwarfout_finish): Make static, take 2 args. * dwarfout.h (dwarfout_init, dwarfout_finish): Delete. * sdbout.c: Include debug.h. (sdb_debug_hooks): New. (sdbout_init): Make static, take 2 args. * sdbout.h (sdbout_init): Delete. * toplev.c: Include debug.h. (debug_hooks): New. (compile_file): Set deubg_hooks based on command line options. Use the hooks unconditionally rather than conditional compilation. Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com) * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to first_insn_after_basic_block_note instead. * df.c (df_bb_refs_unlink): #if 0 out for now. 2001-07-10 David Billinghurst * diagnostic.c (finish_diagnostic): Rename to diagnostic_finish. Make it take an 'output_buffer *'. Adjust calls thourghout. 2001-07-10 Jason Merrill * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have .loc support. * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses. (dump_file): Only pad the demangled name with spaces if the mangled name was padded with spaces. 2001-07-10 Bernd Schmidt * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru edge detection. Tue Jul 10 07:27:53 2001 Richard Kenner * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield extraction if no direct load if either EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER. * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for whether can put offset inside LO_SUM to check mode alignment, not size. 2001-07-10 Gabriel Dos Reis * doc/tm.texi (Misc): Fix thinko. 2001-07-10 Jan van Male * regmove.c (replace_in_call_usage): Fix warnings. * sched-deps.c (add_dependence): Fix warnings. * simplify-rtx.c (simplify_subreg): Likewise. Return NULL_RTX instead of NULL. * reg-stack.c (emit_swap_insn): Eliminate warnings. (subst_asm_stack_regs): Likewise. * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid warnings. * dwarf2out.c (output_call_frame_info): Declare i as int. (build_abbrev_table): Declare n_alloc as int. (dwarf2out_finish): Initialize die. * except.c: Declare sjlj_funcdef_number as unsigned. (connect_post_landing_pads): Declare j as unsigned. (convert_to_eh_region_ranges): Initialize call_site. (output_function_exception_table): Initialize tt_format_size. * expr.c (move_by_pieces_1): Initialize to1. (store_constructor): Initialize minelt and maxelt. * flow.c (mark_regs_live_at_end): Declare i as unsigned. * function.c (instantiate_decls): Avoid signed/unsigned warning. * c-decl.c (combine_parm_decls): Unused, remove. * c-tree.h: Remove prototype for combine_parm_decls. * reload.c (push_reload): Fix warning. (regno_clobbered_p): Likewise. * reload1.c (replace_pseudos_in_call_usage): Likewise. (reload_combine): Likewise. * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings. * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix warnings. * bitmap.c (bitmap_operation): Change user. * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise. 2001-07-10 Eric Christopher * config/mips/mips.c (override_options): Fix typo. 2001-07-09 Stan Shebs * target.h (struct gcc_target): New fields init_builtins and expand_builtin. * target-def.h (TARGET_INIT_BUILTINS): New macro. (TARGET_EXPAND_BUILTIN): New macro. (TARGET_INITIALIZER): Add them. * builtins.c: Include target.h. (expand_builtin): Use targetm.expand_builtin. (default_init_builtins): New function. (default_expand_builtin): New function. * expr.h (default_init_builtins): Declare. (default_expand_builtin): Declare. * c-common.c (c_common_nodes_and_builtins): Use targetm.init_builtins. * defaults.h (MD_INIT_BUILTINS): Remove. * Makefile.in (builtins.o): Depend on target.h. * config/arm/arm.c (TARGET_INIT_BUILTINS): Define. (TARGET_EXPAND_BUILTIN): Define. * config/arm/arm.h (MD_INIT_BUILTINS): Remove. (MD_EXPAND_BUILTIN): Remove. * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define. (TARGET_EXPAND_BUILTIN): Define. (c4x_init_builtins): Make endlink arg a local. (c4x_print_operand): Fix typos in adjust_address usages. * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl. * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove. (MD_EXPAND_BUILTIN): Remove. * config/i386/i386.c (TARGET_INIT_BUILTINS): Define. (TARGET_EXPAND_BUILTIN): Define. (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins. (ix86_init_builtins): Call new function only if TARGET_MMX. * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare. * config/i386/i386.h (MD_INIT_BUILTINS): Remove. (MD_EXPAND_BUILTIN): Remove. * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define. (TARGET_EXPAND_BUILTIN): Define. * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove. (MD_EXPAND_BUILTIN): Remove. * doc/tm.texi: Document these changes. 2001-07-09 Diego Novillo * basic-block.h (tree_node): Forward declare if needed. (struct basic_block_def): Add fields 'head_tree' and 'end_tree'. (BLOCK_HEAD_TREE): Define. (BLOCK_END_TREE): Define. (struct loops): Rename field 'tree' to 'tree_root'. * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and 'end_tree'. (flow_loops_tree_build): Rename reference to field 'tree' to 'tree_root'. (flow_loops_level_compute): Ditto. * predict.c (estimate_bb_frequencies): Ditto. * tree.h (struct tree_common): Add field 'aux'. 2001-07-09 Stan Shebs * config/darwin.c (darwin_encode_section_info): Don't mark any DECL_EXTERNAL node as defined. 2001-07-09 John David Anglin * pa.c (pa_init_machine_status, pa_mark_machine_status, pa_free_machine_status, hppa_init_pic_save): Delete. (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val. (hppa_profile_hook): Use hppa_pic_save_rtx. * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX, hppa_init_pic_save): Delete. (hppa_pic_save_rtx): Declare. * pa.md (call, call_value, sibcall, sibcall_value, builtin_setjmp_receiver): Use hppa_pic_save_rtx. 2001-07-09 Kazu Hirata * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi. * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise. 2001-07-09 Andreas Jaeger * output.h: Add declaration of final_forward_branch_p. * config/i386/i386.c (output_fix_trunc): Remove unused variable. * varray.c: Include errors.h for internal_error and trim_filename declarations. * Makefile.in (varray.o): Add errors.h. 2001-07-09 Toon Moene * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn. * optabs.c (have_add2_insn): Check whether the add insn chosen really accepts the operands. (have_sub2_insn): Ditto for sub insn. * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn. Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com) * Makefile.in (OBJS): Add ssa-ccp.o (ssa-ccp.o): Add dependencies. * toplev.c (DFI_ssa_ccp): New dump file enum. (dump_file): Add entry for dumping after SSA CCP. (flag_ssa_ccp): New flag variable. (f_options): Add -fssa-ccp. (rest_of_compilation): Run SSA CCP if requested. * timevar.def (TV_SSA_CCP): New timevar. * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes. * doc/gcc.texi (Passes): Add documentation for SSA CCP pass. Fix minor typo in SSA DCE documentation. * doc/invoke.texi: Add documentation for new flag -fssa-ccp. Add documentation for new dump option. Renumber dump files appropriately. Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka * emit-rtl.c (gen_highpart_mode): New. * rtl.h (gen_highpart_mode): Declare. * sparc.md (insn splitters): Use gen_highpart_mode, whenever the operand can be VOIDmode constant. Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka * flow.c (redirect_edge_and_branch_force): New. (can_fallthru): Ensure that basic blocks are succeeding. (try_optimize_cfg): Do not delete basic block if it is the last one. * flow.c (try_redirect_by_replacing_jump): Do not remove jumps with side effects, unlink chain on fallthru edge; set block for new jump instruction; avoid basic block to over by line number note. * flow.c (try_simplify_condjump): Verify that the condjump is not always falling trought. Re-install patch: * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter. * flow.c (forwarder_block_p): Fix for fallthru blocks. (try_redirect_by_replacing_jump): Update properly the count and frequency information. Mon Jul 9 06:41:07 2001 Richard Kenner * emit-rtl.c (adjust_address, adjust_address_nv): Handle an address that is a LO_SUM specially. * explow.c (plus_constant_wide, case LO_SUM): Deleted. * c-lang.c (start_cdtor): Remove extra parameter from start_function. * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns. (operand_subword): Use them. (change_address_1): Renamed from change_address; new arg VALIDATE. * expr.h: Reflect above changes; change_address now macro. * alias.c (canon_rtx): Use replace_equiv_address_nv instead of making MEM. * cselib.c (add_mem_for_addr): Likewise. * expr.c (protect_from_queue, emit_move_insn_1): Likewise. * regmove.c (try_apply_stack_adjustment): Likewise. * reload.c (push_reload, make_memloc): Likewise. * reload1.c (eliminate_regs): Likewise. * simplify-rtx.c (simplify_replace_rtx): Likewise. * caller-save.c (setup_save_areas): Use adjust_address_nv instead of adjust_addess. * combine.c (make_extraction, simplify_shift_const): Likewise. (gen_lowpart_for_combine): Likewise. * cse.c (gen_lowpart_if_possible): Likewise. * function.c (fixup_var_refs_1, purge_addressof_1): Likewise. * expr.c (expand_expr, case COMPONENT_REF): Likewise. * optabs.c (gen_move_insn): Likewise. * reload1.c (alter_reg): Likewise. * simplify-rtx.c (simplify_subreg): Likewise. * stmt.c (expand_anon_union_decl): Likewise. * recog.c (validate_replace_rtx_1): Likewise. (expr.h): Include. * Makefile.in (recog.o): Add $(EXPR_H). * explow.c (stabilize): Call replace_equiv_address. * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise. * final.c (alter_subreg): OFFSET is HOST_WIDE_INT. 2001-07-03 Andrew Haley * expmed.c (store_fixed_bit_field): Don't use a mode bigger than the mode of the memory location. 2001-07-09 Bo Thorsen * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support. 2001-07-09 Neil Booth * final.c (output_addr_const): Use target opening and closing parentheses. * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN defaults, add to TARGET_ASM_OUT. * target.h (struct gcc_target): Add open_paren and close_paren. * doc/md.texi: Update. * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE, TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and TARGET_ASM_CLOSE_PAREN. * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN): Override. * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN): Override. * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove. * config/a29k/a29k.h: Similarly. * config/alpha/alpha.h: Similarly. * config/arc/arc.h: Similarly. * config/arm/aof.h: Similarly. * config/arm/aout.h: Similarly. * config/avr/avr.h: Similarly. * config/c4x/c4x.h: Similarly. * config/clipper/clipper.h: Similarly. * config/convex/convex.h: Similarly. * config/d30v/d30v.h: Similarly. * config/dsp16xx/dsp16xx.h: Similarly. * config/elxsi/elxsi.h: Similarly. * config/fr30/fr30.h: Similarly. * config/h8300/h8300.h: Similarly. * config/i370/i370.h: Similarly. * config/i386/i386.h: Similarly. * config/i860/i860.h: Similarly. * config/i960/i960.h: Similarly. * config/ia64/ia64.h: Similarly. * config/m32r/m32r.h: Similarly. * config/m68hc11/m68hc11.h: Similarly. * config/m68k/m68k.h: Similarly. * config/m88k/m88k.h: Similarly. * config/mcore/mcore.h: Similarly. * config/mips/mips.h: Similarly. * config/mn10200/mn10200.h: Similarly. * config/mn10300/mn10300.h: Similarly. * config/ns32k/ns32k.h: Similarly. * config/pa/pa.h: Similarly. * config/pdp11/pdp11.h: Similarly. * config/pj/pj.h: Similarly. * config/romp/romp.h: Similarly. * config/rs6000/rs6000.h: Similarly. * config/sh/sh.h: Similarly. * config/sparc/sparc.h: Similarly. * config/v850/v850.h: Similarly. * config/vax/vax.h: Similarly. * config/we32k/we32k.h: Similarly. 2001-07-09 Joseph S. Myers * doc/c-tree.texi: Document representation of attributes. 2001-07-08 Joseph S. Myers * doc/tm.texi: Update some places for the rename of target to targetm. Fix typo. 2001-07-08 Joseph S. Myers * target.h (struct gcc_target): Add insert_attributes. * target-def.h (TARGET_INSERT_ATTRIBUTES): Define. (TARGET_INITIALIZER): Update. * tree.c, tree.h (default_insert_attributes): New function. Update comments on other default functions to refer to targetm, not target. * doc/tm.texi (INSERT_ATTRIBUTES): Update to document TARGET_INSERT_ATTRIBUTES. (SET_DEFAULT_DECL_ATTRIBUTES): Remove. * c-common.c (decl_attributes): Use targetm.insert_attributes. Don't use PRAGMA_INSERT_ATTRIBUTES. * Makefile.in (c-common.o): Depend on $(TARGET_H). * c-decl.c (start_decl, start_function): Don't call SET_DEFAULT_DECL_ATTRIBUTES. * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define. * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't declare. * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define. (c4x_check_attribute): Avoid modifying attribute list itself. (c4x_set_default_attributes): Rename to c4x_insert_attributes. Make static. * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define. * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't declare. * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define. (sh_pragma_insert_attributes): Rename to sh_insert_attributes. Make static. * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define. * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't declare. * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define. (v850_set_default_decl_attr): Rename to v850_insert_attributes. Adjust parameters. Make static. 2001-07-08 Joseph S. Myers * c-common.c (decl_attributes): Only take a single attributes parameter. * c-common.h (decl_attributes): Update prototype. * c-decl.c (start_decl, start_function): Only take a single attributes parameter. Update calls to decl_attributes. (finish_struct, finish_enum): Update calls to decl_attributes. (push_parm_decl): Expect unified list of attributes. Update call to decl_attributes. * c-parse.in (fndef, initdcl, notype_initdcl, nested_function, notype_nested_function, component_declarator, component_notype_declarator, label): Update calls to decl_attributes. (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute lists that are passed to push_parm_decl. * c-tree.h (start_function, start_decl): Update prototypes. * config/sh/sh-protos.h, config/sh/sh.c (sh_pragma_insert_attributes): Only take a single attributes parameter. * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise. * doc/tm.texi (INSERT_ATTRIBUTES): Update. * objc/objc-act.c (define_decl, generate_objc_symtab_decl, build_module_descriptor, generate_static_references, generate_strings, build_selector_translation_table, generate_descriptor_table, generate_protocols, generate_ivars_list, generate_dispatch_table, generate_protocol_list, generate_category, generate_shared_structures, really_start_method, add_objc_decls, generate_classref_translation_entry): Update calls to start_decl and start_function. (build_tmp_function_decl, start_method_def): Unify attribute lists that are passed to push_parm_decl. 2001-07-08 Neil Booth * final.c (no_asm_to_stream): New. (final_scan_insn): Use target structures for prologue ends and epilogue starts. * output.h (no_asm_to_stream): New. * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE, TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New. (TARGET_ASM_OUT): Update. * target.h (struct gcc_target): New members function_end_prologue and function_begin_epilogue. * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused. * config/alpha/alpha-protos.h (output_end_prologue): Delete. * config/alpha/alpha.c (output_end_prologue): Rename to alpha_output_function_end_prologue. Use in target struct and make static. * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete. * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete. * config/ia64/ia64.c (ia64_output_end_prologue): Rename to ia64_output_function_end_prologue. Use in target struct and make static. (ia64_function_prologue, ia64_funciton_epilogue): Rename mistyped prototypes. * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete. * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue): Delete. * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename an use in target struct, make static. * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE): Delete. 2001-07-08 Richard Henderson * stmt.c (emit_case_nodes): Convert modes properly in low+high test. 2001-07-08 Richard Henderson * config/i386/i386.md: Remove constraints strings from define_split and define_peephole2 patterns. (eh_return_si, eh_return_di): Split eh_return_1 for modes. (eh_return): Use them. 2001-07-08 Richard Henderson * doc/tm.texi (Exception Handling): New subnode of Stack and Calling. Document MD_FALLBACK_FRAME_STATE_FOR. 2001-07-07 Stephane Carrez * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset): Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM elimination. * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0. 2001-07-07 Nick Clifton * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end of the label inside NAME as opposed to just the end of NAME. 2001-07-07 Neil Booth * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete. * config/alpha/alpha.c (alpha_init_machine_status, alpha_mark_machine_status, alpha_free_machine_status): Delete. (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS. (vms_valid_decl_attribute_p): Make static, conditionally compile. * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete. 2001-07-06 Stan Shebs * target.h (targetm): Rename global from "target", so as not to conflict with local variables. * c-decl.c: Ditto. * c-typeck.c: Ditto. * final.c: Ditto. * tree.c: Ditto. * cp/decl.c: Ditto. * cp/decl2.c: Ditto. * cp/typeck.c: Ditto. * 1750a/1750a.c: Ditto. * a29k/a29k.c: Ditto. * arc/arc.c: Ditto. * arm/arm.c: Ditto. * avr/avr.c: Ditto. * clipper/clipper.c: Ditto. * convex/convex.c: Ditto. * d30v/d30v.c: Ditto. * dsp16xx/dsp16xx.c: Ditto. * elxsi/elxsi.c: Ditto. * fr30/fr30.c: Ditto. * h8300/h8300.c: Ditto. * i370/i370.c: Ditto. * i386/i386.c: Ditto. * i860/i860.c: Ditto. * i960/i960.c: Ditto. * ia64/ia64.c: Ditto. * m32r/m32r.c: Ditto. * m68hc11/m68hc11.c: Ditto. * m68k/m68k.c: Ditto. * m88k/m88k.c: Ditto. * mips/mips.c: Ditto. * ns32k/ns32k.c: Ditto. * pa/pa.c: Ditto. * pdp11/pdp11.c: Ditto. * romp/romp.c: Ditto. * rs6000/rs6000.c: Ditto. * sh/sh.c: Ditto. * sparc/sparc.c: Ditto. * vax/vax.c: Ditto. * we32k/we32k.c: Ditto. * doc/tm.texi: Update the manual to match. 2001-07-06 Richard Henderson * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of DWARF2_UNWIND_INFO not just whether it is defined. 2001-07-06 Diego Novillo * combine.c (combine_simplify_rtx): Also recompute 'mode' if the call to simplify_binary_operation returns a new pattern. 2001-07-06 Roman Lechtchinsky * glimits.h (__SHRT_MAX__): New. (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX. (SHRT_MAX): Define in terms of __SHRT_MAX__. 2001-07-06 Jan van Male * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to avoid warnings. 2001-07-06 Richard Henderson * bitmap.c (bitmap_release_memory): Move adjacent to the allocation functions. (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing the implementation. Binary search for the set bit. (bitmap_union_of_diff): Allocate the temporary on the stack instead of using xmalloc. 2001-07-06 Richard Henderson * genrecog.c (validate_pattern): Warn for constraints in define_{expand,split,peephole2}. Remove strict_low_part before looking up match_dup. 2001-07-06 DJ Delorie * doc/gcc.texi (Makefile): Rename to be a more general purpose chapter about various build hints and history. Add section talking about the various types of native and cross builds. 2001-07-06 Neil Booth * Makefile.in (final.o): Depend on target.h. * final.c: Include target.h. (default_function_pro_epilogue): New. (final_start_function): Use target structure for function prologues. (final_end_function): Use target structure for function epilogues. * fold-const.c (real_hex_to_f): Constify s and p. * output.h (default_function_pro_epilogue): New. * real.h (real_hex_to_f): Update prototype. * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New. (TARGET_INITIALIZER): Update. * target.h (gcc_target): Add struct asm_out. * doc/tm.texi: Update. config: Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions in cpu/cpu.c, or rename old functions consistently. Take a HOST_WIDE INT not an int as the SIZE parameter. Remove now redundant macros and prototypes. Make new functions static. * 1750a/1750a.c: Similarly. * 1750a/1750a.h: Similarly. * a29k/a29k-protos.h: Similarly. * a29k/a29k.c: Similarly. * a29k/a29k.h: Similarly. * arc/arc-protos.h: Similarly. * arc/arc.c: Similarly. * arc/arc.h: Similarly. * arm/arm-protos.h: Similarly. * arm/arm.c: Similarly. * arm/arm.h: Similarly. * avr/avr-protos.h: Similarly. * avr/avr.c: Similarly. * avr/avr.h: Similarly. * clipper/clipper-protos.h: Similarly. * clipper/clipper.c: Similarly. * clipper/clipper.h: Similarly. * convex/convex.c: Similarly. * convex/convex.h: Similarly. * d30v/d30v-protos.h: Similarly. * d30v/d30v.c: Similarly. * d30v/d30v.h: Similarly. * d30v/d30v.md: Similarly. * dsp16xx/dsp16xx-protos.h: Similarly. * dsp16xx/dsp16xx.c: Similarly. * dsp16xx/dsp16xx.h: Similarly. * elxsi/elxsi.c: Similarly. * elxsi/elxsi.h: Similarly. * fr30/fr30.c: Similarly. * fr30/fr30.md: Similarly. * h8300/h8300-protos.h: Similarly. * h8300/h8300.c: Similarly. * h8300/h8300.h: Similarly. * i370/i370-protos.h: Similarly. * i370/i370.c: Similarly. * i370/i370.h: Similarly. * i386/i386.c: Similarly. * i386/osf1elf.h: Similarly. * i386/osfrose.h: Similarly. * i860/i860-protos.h: Similarly. * i860/i860.c: Similarly. * i860/i860.h: Similarly. * i960/i960-protos.h: Similarly. * i960/i960.c: Similarly. * i960/i960.h: Similarly. * ia64/ia64-protos.h: Similarly. * ia64/ia64.c: Similarly. * ia64/ia64.h: Similarly. * m32r/m32r-protos.h: Similarly. * m32r/m32r.c: Similarly. * m32r/m32r.h: Similarly. * m68hc11/m68hc11-protos.h: Similarly. * m68hc11/m68hc11.c: Similarly. * m68hc11/m68hc11.h: Similarly. * m68k/crds.h: Similarly. * m68k/dpx2.h: Similarly. * m68k/m68k-protos.h: Similarly. * m68k/m68k.c: Similarly. * m68k/m68k.h: Similarly. * m68k/news.h: Similarly. * m88k/m88k-protos.h: Similarly. * m88k/m88k.c: Similarly. * m88k/m88k.h: Similarly. * mips/mips-protos.h: Similarly. * mips/mips.c: Similarly. * mips/mips.h: Similarly. * ns32k/merlin.h: Similarly. * ns32k/ns32k.c: Similarly. * ns32k/ns32k.h: Similarly. * ns32k/tek6000.h: Similarly. * pa/pa-protos.h: Similarly. * pa/pa.c: Similarly. * pa/pa.h: Similarly. * pdp11/2bsd.h: Similarly. * pdp11/pdp11-protos.h: Similarly. * pdp11/pdp11.c: Similarly. * pdp11/pdp11.h: Similarly. * romp/romp-protos.h: Similarly. * romp/romp.c: Similarly. * romp/romp.h: Similarly. * rs6000/rs6000-protos.h: Similarly. * rs6000/rs6000.c: Similarly. * rs6000/rs6000.h: Similarly. * rs6000/sysv4.h: Similarly. * sh/sh-protos.h: Similarly. * sh/sh.c: Similarly. * sh/sh.h: Similarly. * sparc/sparc-protos.h: Similarly. * sparc/sparc.c: Similarly. * sparc/sparc.h: Similarly. * vax/vax.c: Similarly. * vax/vax.h: Similarly. * vax/vms.h: Similarly. * we32k/we32k.c: Similarly. * we32k/we32k.h: Similarly. Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com) * basic-block.h (first_insn_after_basic_block_note): Declare. * flow.c (first_insn_after_basic_block_note): Define. Moved from... * ssa.c (first_insn_after_basic_block_note): Remove. * ssa-dce.c (find_inherently_necessary): Consider BARRIERs necessary. (ssa_eliminate_dead_code): Properly update the CFG and PHI nodes when we find a dead conditional branch. Insert BARRIERs after any blocks with no successors, but which do not have any BARRIERs. 2001-07-06 Zack Weinberg * varray.c (varray_check_failed): Use internal_error. 2001-07-05 Andrew Haley * Makefile.in (LIB2_DIVMOD_FUNCS): New. (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS. * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS. 2001-07-02 Jason Merrill * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool reference if the target constant is also a SYMBOL_REF. 2001-07-05 Eric Christopher * config/mips/mips.h (MASK_MIPS3900): Remove. (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV, MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal. (TARGET_MIPS3900): Change to use mips_arch. (TARGET_MIPS4000): New. (TARGET_MIPS4100): New. (TARGET_MIPS4300): New. (TARGET_SWITCHES): Change 3900 and 4650 options to NULL. (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text for -mipsX. (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900. (ISA_HAS_BRANCHLIKELY): To here. (CC1_CPU_SPEC): New. (CC1_SPEC): Use here. Remove 4650 and 3900 options. (mips_arch_string): Declare. (mips_arch): Declare. (TARGET_OPTIONS): Add -march and -mtune. * config/mips/mips.c (mips_arch_string): New. (mips_arch): New. (override_options): Handle -march for codegen and -mtune for scheduling. Use mips_arch. Move tx39 target default here. (mips_parse_cpu): Move error message to override_options. * config/mips/r3900.h (TARGET_DEFAULT): Remove. * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300. * doc/invoke.texi (Option Summary): Add -march and -mtune entries. (MIPS Options): Ditto. Change mcpu entry to historical text. 2001-07-05 H.J. Lu (hjl@gnu.org) * config/mips/mips.c (mips_parse_cpu): New function to parse -march=*/-mcpu=*. 2001-07-05 Jim Wilson * config/ia64/lib1funcs.asm: Revert 2001-07-02 change. * config/ia64/t-ia64: Likewise. (LIB1ASMFUNCS): Update comment. 2001-07-05 David Edelsohn * doc/install.texi (Install GCC: Binaries): Fix typo. 2001-07-04 Stephane Carrez * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory reference using the stack pointer, adjust it since we push Y temporarily. ("*ashrsi3"): Likewise. ("*lshrsi3"): Likewise. 2001-07-05 Stephane Carrez * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address when -fomit-frame-pointer is used. 2001-07-05 Jeffrey Oldham * flow.c: Reverse Jan Hubicka's patch of 02July2001. (try_redirect_by_replacing_jump): Reverse updating properly the count and frequency information. Reverse removing cc0 setter. (forwarder_block_p): Reverse fixing for fallthru blocks. 2001-07-05 DJ Delorie * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New. (translate_options): If the above is defined, use it to map given options to new options. * doc/tm.texi: Document it. 2001-07-05 Brad Lucier Gerald Pfeifer * doc/invoke.texi (Optimize Options): Document that -fgcse may cause programs using computed gotos to run more slowly. 2001-07-05 Rainer Orth * doc/install.texi (Specific): Markup, spelling and typo fixes. Fixed sorting. Consistently require binutils 2.11.2, not prereleases. (Specific, decstation-*): Canonicalize as mips-dec-*. (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement, always necessary. (Specific, m68k-altos): Removed reference to README.altos, deleted. (Specific, mips-*): Reword MIPS C compiler requirements. (Specific, powerpc*-*-*): New, mention --with-cpu once. (Specific, sunv5): Removed, obsolete. 2001-07-05 Nathan Sidwell * dwarf2out.c (output_loc_list): Use an all ones mask for .text asm output and don't rely on long long literals. Reformat some long lines. 2001-07-05 Andreas Jaeger * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL section. 2001-07-04 Daniel Berlin * dwarf2out.c (dwarf2out_define): Update comment. (dwarf2out_undef): Ditto. (dwarf2out_start_source_file): Ditto. (dwarf2out_end_source_file): Ditto. (dwarf2out_finish): Output DW_MACINFO_end_file for primary file, since we never call the start/end debug hook for the primary file. 2001-07-04 Kazu Hirata * config/h8300/h8300.c (get_shift_alg): Remove an extra operand from shll. 2001-07-04 Nathan Sidwell * cppinit.c (remove_dup_dirs): Inform if a system include directory is being reordered. * doc/invoke.texi (Directory Options): GCC warns if you hide a system include. * doc/cpp.texi (Search Paths): Likewise. * doc/gcc.texi (Interoperation): Remove information about -I/usr/include. 2001-07-04 Nathan Sidwell * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter. (VARRAY_TOP_CHAR_PTR): Likewise. 2001-07-04 Kaveh R. Ghazi * gcc.c (process_command): Don't assign elements of a const char*. Wed Jul 4 13:40:02 2001 Richard Kenner * emit-rtl.c (change_address): Don't abort if invalid address while reload is in progress. 2001-07-04 Daniel Berlin * c-lex.c (cb_file_change): Pass line number to debug_start_source_file. (cb_undefine): Pass correct line number to debug_undef. * toplev.c (debug_start_source_file): Add line number to parameters. Pass it along to dwarf2out_start_source_file. (decode_g_option): Stop resetting debug level back to normal when we change debug formats, unless the current level is none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than 3). * toplev.h (debug_start_source_file): Add line number to parameters. * dwarf2out.h (dwarf2out_start_source_file): Add line number to parameters. * dwarf2out.c (dwarf2out_start_source_file): Add line number to parameters. Output debug_macinfo data for starting file if requested. (dwarf2out_end_source_file): Output debug_macinfo data for ending file if requested. (dwarf2out_define): Output debug_macinfo data for defining a macro if requested. (dwarf2out_undef): Output debug_macinfo data for undefining a macro if requested. (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name. (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label. (macinfo_section_label): New. DWARF2 macro info section label. (dwarf2out_init): If we want macro info, output the start label for the section. (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info attribute to the compilation unit die pointing to the macro info. 2001-07-04 Daniel Berlin * dwarf2out.c (new_loc_list): Move to inside #ifdef DWARF2_DEBUGGING_INFO. (add_loc_descr_to_loc_list): Ditto. (output_loc_list): Ditto. Also, fix thinko in curr not being initialized. (gen_internal_sym): Ditto. Wed Jul 4 13:40:02 2001 Richard Kenner * emit-rtl.c (replace_equiv_address): New function. * expr.h (replace_equiv_address): New declaration. * explow.c (validize_mem): Call it instead of change_address and also call if -fforce-addr and address is constant. * expr.c: Replace more calls to change_address with adjust_address and/or replace_equiv_address or to validize_mem. * function.c, regmove.c, config/alpha/alpha.c: Likewise. * config/arm/arm.md, config/clipper/clipper.md: Likewise. * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise. * config/i370/i370.md, config/i860/i860.md: Likewise. * config/i960/i960.md, config/mips/mips.c: Likewise. * config/mips/mips.md, config/pa/pa.md: Likewise. * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise. * config/rs6000/rs6000.md, config/sh/sh.md: Likewise. 2001-07-04 Kaveh R. Ghazi * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA. * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a function. 2001-07-04 Joseph S. Myers * doc/include: New directory. * doc/fdl.texi: Move to doc/include/fdl.texi. * doc/texinfo.tex: Move to doc/include/texinfo.tex. * doc/include/funding.texi, doc/include/gpl.texi: New files. * doc/gcc.texi: Use funding.texi and gpl.texi. * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info, $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi): Update dependencies and use -I $(docdir)/include. 2001-07-04 Anthony Green * config/v850/t-v850 (v850-c.o): Add missing dependencies. 2001-07-04 Gerald Pfeifer * doc/install.texi (sparc64-*-*): Remove garbage. Wed Jul 4 09:07:44 2001 Jan van Male * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS): Fix typo in last change to use adjust_address. 2001-07-04 Gerald Pfeifer * doc/install.texi (Specific): Update information for *-*-solaris*. Tue Jul 3 22:33:15 2001 Richard Kenner * explow.c (plus_constant_wide): Reinitialize Y for restart. 2001-07-03 Stan Shebs * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove case for flag_no_mach_text_sections. (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION. * config/darwin.c (flag_no_mach_text_sections): Remove. * config/darwin-protos.h (darwin_init_pragma): Remove decl. Tue Jul 3 15:35:52 2001 Richard Kenner * explow.c (plus_constant_wide, case PLUS): Call find_constant_term and avoid checking for constant as first operand. * recog.c (find_constant_term_loc): No longer static. (adj_offettable_operand): Delete. * rtl.h (adj_offsettable_operand): Delete declaration. (find_constant_term): Add declaration. * caller-save.c: Replace calls to adj_offsettable_operand with calls to adjust_address. * config/arm/arm.c, config/c4x/c4x.c: Likewise. * config/clipper/clipper.md, config/h8300/h8300.c: Likewise. * config/i386/i386.c, config/i386/i386.md: Likewise. * config/i860/i860.c, config/i960/i960.c: Likewise. * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise. * config/m68k/m68k.c, config/m68k/m68k.md: Likewise. * config/m88k/m88k.md, config/mcore/mcore.c: Likewise. * config/mips/mips.c, config/mips/mips.md: Likewise. * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise. * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise. * config/pa/pa.c, config/pdp11/pdp11.c: Likewise. * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise. * config/vax/vax.md, config/ns32k/ns32k.c: Likewise. * config/ns32k/ns32k.md: Likewise. 2001-07-03 Zack Weinberg * rtl.c (copy_rtx): Handle 'T' format letter. * gensupport.c (collect_insn_data): Likewise. * print-rtl.c (print_rtx): Print 'T' slots like 's'. 2001-07-03 Nick Clifton * doc/invoke.texi (Directory Options): Specifiy range for in -B option. Use 'dir' not 'foo' as example directory name. 2001-07-03 Rainer Orth * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define. Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275. 2001-07-03 Joseph S. Myers * doc/cppinternals.texi: Improve formatting and logical markup. 2001-07-03 Andreas Jaeger * Makefile.in (insn-recog.o): Add dependency on reload.h. * genrecog.c (write_header): Include reload.h for prototypes in insn-recog.c. 2001-07-03 Neil Booth config: * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE, VALID_MACHINE_TYPE_ATTRIBUTE): Remove. * i386/i386-protos.h (i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p): Add. * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets. * i386/winnt.c (i386_valid_decl_attribute_p): Return directly. Mon Jul 2 21:52:19 2001 Richard Kenner * explow.c (plus_constant_wide, case LO_SUM): New case. (plus_constant_for_output_wide): Delete. * rtl.h (plus_constant_for_output): Delete. * alias.c (canon_rtx, init_alias_analysis): Call plus_constant instead of plus_constant_for_output. * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise. * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise. * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise. * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise. * config/sparc/sparc.md: Likewise. Convert some change_address calls to adjust_address. 2001-07-03 Joseph S. Myers * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Improve formatting. Improve documentation of -std and -Wwrite-strings. 2001-07-02 Geoffrey Keating * cse.c (canon_hash): Don't register registers in very small register classes, as extending their lifetime might cause reload to fail. Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter. * flow.c (forwarder_block_p): Fix for fallthru blocks. (try_redirect_by_replacing_jump): Update properly the count and frequency information. Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com) * toplev.c (dump_file_index): Move SSA dumps just after first jump dump. (dump_file): Corresponding changes. (rest_of_compilation): Move SSA path to just after the first jump pass. * doc/gcc.texi (Passes): Update due to movement of SSA path. * doc/invoke.texi: Update dump file #s as they were completely out of date with reality. 2001-07-02 Geoffrey Keating * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE. * expr.c (emit_move_insn_1): Deal with non-default STACK_PUSH_CODE. * expr.c (emit_single_push_insn): Fix warning. 2001-07-02 Toshiyasu Morita * expr.c (emit_move_insn_1): Avoid modifying cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined. Mon Jul 2 15:33:31 2001 Richard Kenner * emit-rtl.c (adjust_address): New function. * expr.h (adjust_address): Add declaration. * builtins.c: Replace some calls to change_address with calls to it or to validize_mem. * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise. * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise. * config/arm/arm.c, config/convex/convex.c: Likewise. * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise. * config/i386/i386.c, config/i386/i386.md: Likewise. * config/ia64/ia64.c, config/ia64/ia64.md: Likewise. * config/m32r/m32r.c, config/m68k/m68k.md: Likewise. * config/m88k/m88k.c, config/mips/mips.md: Likewise. * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise. * config/sh/sh.c, config/sparc/sparc.md: Likewise. 2001-07-02 Jim Wilson * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment. 2001-07-02 Steve Ellcey * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore. * config/ia64/lib1funcs.asm: Change macro names to match t-ia64. 2001-07-02 Zack Weinberg * cppinit.c (lang_defaults): New table. (set_lang): Just read from lang_defaults into the live options structure. 2001-07-02 Zack Weinberg * Makefile.in (doc): Depend on $(GENERATED_MANPAGES). * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1. * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed. 2001-07-02 Rainer Orth * doc/install.texi: Various spelling and markup fixes. (Installing GCC): Component specific installation instructions are gone. Fix reference. Warn about removing old install dir in the presence of shared libs. (Configuration): Invoke with options target to match configure --help. Consistently refer to gas, gld pathnames. Invert --enable-multilib documentation. Remove references to old compiler versions. Mon Jul 2 12:50:51 2001 Richard Kenner * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags. 2001-07-02 Rainer Orth * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5 section. (Specific, mips*-sgi-irix5): Note IDO download. Reworded MIPS C hints. Use GNU as instead of GAS. Markup fixes. Removed SGI Freeware reference, IRIX 6 only. (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete. Note N64 library requirement/workaround. Update O32 hints. Complete list of structure passing bug victims. 2001-07-02 Gerald Pfeifer * doc/install.texi: Remove CVS Id. 2001-07-02 Andreas Jaeger * ssa-dce.c (note_inherently_necessary_set): Add unused attribute. (find_inherently_necessary): Remove unused variable. 2001-07-02 Nathan Sidwell * c-common.h (TDI_inlined): New ast dump phase. (dump_flag_name): New function. * c-dump.c (dump_files): Add inlined phase. (dump_flag_name): Define. * doc/invoke.texi (-fdump-ast-inlined): Document. Mon Jul 2 06:29:36 2001 Richard Kenner * stor-layout.c (layout_decl): Revert change to handling of alignment in packed types. Sun Jul 1 11:53:52 2001 Richard Kenner * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl for FIELD_DECL. 2001-07-01 Geoffrey Keating * doc/tm.texi (FUNCTION_ARG): Document that the last call is special. 2001-07-01 Nathan Sidwell * tlink.c (recompile_files): Remove COMPILER_PATH and LIBRARY_PATH from the environment. 2001-07-01 Zack Weinberg * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT, RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST enumerators. (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros. * c-parse.in (OBJC_STRING): Kill. (objc_string): Decompose to [objc_string] '@' STRING. (reswords): Take the leading '@' off all the Objective C keywords. (objc_rid_sans_at): Kill. (init_reswords): Don't initialize it. (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD. (_yylex): Kill reconsider label. Look ahead one token after an '@'; if we get an identifier, check whether it's an Objective C @-keyword. If so, return the keyword. Otherwise, put back the token and return the '@' as a terminal. * cpplib.c (lex_macro_node): Remove unnecessary check for leading '@' on identifier. Clarify control flow and commentary. Sun Jul 1 11:53:52 2001 Richard Kenner * cse.c (new_label_ref): Variable deleted. (insert): Remove set of new_label_ref. (check_for_label_ref): New function. (cse_basic_block): Don't check new_label_ref; call check_for_label_ref. See ChangeLog.5 for earlier changes.