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2004-02-17loop-iv.c: New file.Zdenek Dvorak1-0/+23
* loop-iv.c: New file. * Makefile.in (loop-iv.o): New. * basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros. * cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order, num_loop_branches): New functions. * cfgloop.h (get_loop_body_in_dom_order, num_loop_branches, iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value, find_simple_exit, iv_number_of_iterations, iv_analysis_done, get_simple_loop_desc, free_simple_loop_desc): Declare. (simple_loop_desc): New inline function. (struct rtx_iv, struct niter_desc): New. * cfgloopmanip.c (loopify): Specify semantics more precisely. * expr.c (force_operand): Handle subregs of expressions created by loop unroller. * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move parts of the initialization to toplev.c * loop-unroll.c (loop_exit_at_end_p): New. (unroll_and_peel_loops): Call iv_analysis_done. (decide_peel_once_rolling, decide_peel_completely, decide_unroll_stupid, decide_unroll_constant_iterations, decide_unroll_runtime_iterations, decide_peel_simple, peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations, unroll_loop_runtime_iterations): Use new simple loop analysis. * loop-unswitch.c (compare_and_jump_seq): New. (may_unswitch_on_p): Renamed to ... (may_unswitch_on): Use new iv analysis. (reversed_condition): Export. (unswitch_single_loop, unswitch_loop): Use new iv analysis. * predict.c (estimate_probability): Use new simple loop analysis. * rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq, canon_condition, simplify_using_condition): Declare. * stor-layout.c (get_mode_bounds): New. * toplev.c (rest_of_handle_loop2): Some parts of initialization/finalization moved here from loop-init.c. From-SVN: r77951
2003-12-30stor-layout.c (layout_decl): Turn bitfields into ordinary fields...Mark Mitchell1-1/+3
* stor-layout.c (layout_decl): Turn bitfields into ordinary fields, even if they are the first field in a structure. From-SVN: r75242
2003-12-13c-typeck.c: Fix comment typos.Kazu Hirata1-1/+1
* c-typeck.c: Fix comment typos. * calls.c: Likewise. * cfgcleanup.c: Likewise. * cgraph.h: Likewise. * dwarfout.c: Likewise. * emit-rtl.c: Likewise. * explow.c: Likewise. * expr.c: Likewise. * flow.c: Likewise. * function.c: Likewise. * gcc.c: Likewise. * ggc-zone.c: Likewise. * ifcvt.c: Likewise. * local-alloc.c: Likewise. * predict.c: Likewise. * pretty-print.c: Likewise. * profile.c: Likewise. * ra-colorize.c: Likewise. * sched-vis.c: Likewise. * stor-layout.c: Likewise. From-SVN: r74594
2003-11-06genmodes.c: Change the word "bitsize" to "precision" throughout.Zack Weinberg1-7/+7
* genmodes.c: Change the word "bitsize" to "precision" throughout. * machmode.def: Likewise. * machmode.h (GET_MODE_SIZE): Cast value to unsigned short. (GET_MODE_BITSIZE): Define as GET_MODE_SIZE * BITS_PER_UNIT. (GET_MODE_PRECISION): New macro. (mode_bitsize): Renamed mode_precision. * stor-layout.c (mode_for_size, smallest_mode_for_size): Use GET_MODE_PRECISION; clarify comments. ada: * misc.c (fp_prec_to_size, fp_size_to_prec): Use GET_MODE_PRECISION and update for changed meaning of GET_MODE_BITSIZE. From-SVN: r73295
2003-10-21stor-layout.c (layout_decl): Do packed field alignment for bit-fields, too.Jason Merrill1-16/+17
* stor-layout.c (layout_decl): Do packed field alignment for bit-fields, too. From-SVN: r72786
2003-10-20re PR c/12553 ([tree-ssa] ICE in gimplify_expr with volatiles)Jason Merrill1-13/+19
PR c/12553 * tree.c (build1) <ADDR_EXPR>: Set TREE_SIDE_EFFECTS appropriately. PR c/11446 * stor-layout.c (layout_decl): Fix alignment handling. From-SVN: r72724
2003-10-10genmodes.c, [...]: New files.Zack Weinberg1-14/+1
* genmodes.c, mode-classes.def: New files. * machmode.def: Rewritten to genmodes.c interface. * Makefile.in (extra_modes_file): New substitution variable. (MACHMODE_H): No longer includes machmode.def or @extra_modes_file@; instead, mode-classes.def and insn-modes.h. (BUILD_RTL): Add $(BUILD_PREFIX)insn-modes.o. (OBJS-common): Add insn-modes.o. (STAGESTUFF): Add insn-modes.c, insn-modes.h, s-modes, and genmodes$(build_exeext). (insn-modes.o, insn-modes.c, insn-modes.h, s-modes, genmodes.o, genmodes$(build_exeext), $(BUILD_PREFIX_1)insn-modes.o): New targets. (s-genrtl): Don't depend on $(RTL_BASE_H). (gengenrtl.o): Don't depend on coretypes.h, $(GTM_H), real.h, or $(RTL_BASE_H); just rtl.def. * gengenrtl.c: Don't include coretypes.h, tm.h, rtl.h, or real.h. Give fake definition of CONST_DOUBLE_FORMAT and substitute definition of NUM_RTX_CODE. Add casts to avoid warnings. * machmode.h: Include insn-modes.h, not machmode.def. Include mode-classes.def to define enum mode_class. Tweak definitions of GET_MODE_CLASS, GET_MODE_SIZE, GET_MODE_BITSIZE, GET_MODE_MASK, GET_MODE_INNER, GET_MODE_WIDER_MODE, GET_CLASS_NARROWEST_MODE. (inner_mode_array): Renamed mode_inner. (mode_base_align): New. * rtl.c (mode_name, mode_class, mode_bitsize, mode_size, mode_unit_size, mode_wider_mode, mode_mask_array, inner_mode_array, class_narrowest_mode): Delete definitions. * stor-layout.c (get_mode_alignment): Use mode_base_align. * real.h: Use MIN_MODE_FLOAT and MAX_MODE_FLOAT, not QFmode and TFmode, in real_format_for_mode and REAL_MODE_FORMAT. * config/ip2k/ip2k.h, config/iq2000/iq2000.h: No need to define BITS_PER_UNIT. From-SVN: r72313
2003-10-10stor-layout.c (compute_record_mode): Don't force BLKmode if field is ↵Richard Kenner1-1/+3
zero-length BLKmode. * stor-layout.c (compute_record_mode): Don't force BLKmode if field is zero-length BLKmode. * expr.c (expand_expr, case COMPONENT_REF): Handle case of BLKmode zero-size references. From-SVN: r72311
2003-09-20c-format.c (gcc_diag_char_table): Add %J.Richard Henderson1-10/+8
* c-format.c (gcc_diag_char_table): Add %J. (gcc_cdiag_char_table, gcc_cxxdiag_char_table): Likewise. (check_format_types): Fix wanted_type name lookup. (init_dynamic_diag_info): Setup %J. * diagnostic.c (text_specifies_location): Implement %J. * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c, calls.c, dwarfout.c, expr.c, function.c, stmt.c, stor-layout.c, toplev.c, tree-inline.c, tree-optimize.c, varasm.c, config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c, config/mcore/mcore.c, config/v850/v850.c, objc/objc-act.c: Use %J in diagnostics. * tree-inline.c: Include intl.h (inline_forbidden_p_1): Fix i18n of inline_forbidden_reason. * Makefile.in (tree-inline.o): Update. cp/ * decl.c, decl2.c, pt.c: Use %J in diagnostics. java/ * check-init.c, class.c, decl.c, expr.c: Use %J in diagnostics. testsuite/ * gcc.dg/format/gcc_diag-1.c: Add tests for %J. From-SVN: r71619
2003-09-03targhooks.c: New file.DJ Delorie1-0/+1
* targhooks.c: New file. * targhooks.h: New file. * Makefile.in: Add targhooks.o support. (function.o): Depend on$(TARGET_H). (stmt.o): Likewise. (combine.o): Depend on $(TREE_H) and $(TARGET_H). * builtins.c (apply_args_size, expand_builtin_apply_args_1, expand_builtin_apply): Convert to calls.struct_value_rtx hook. (expand_builtin_saveregs): Convert to calls.expand_builtin_saveregs hook. * c-decl.c (start_decl): Handle new calls.promote_prototypes hook here, instead of ... (get_parm_info) ... here. (store_parm_decls_oldstyle): Convert to calls.promote_prototypes hook. (finish_function): Handle calls.promote_prototypes hook here too. * c-typeck.c (convert_arguments): Convert to calls.promote_prototypes hook. (c_convert_parm_for_inlining): Likewise. * calls.c (initialize_argument_information): Convert to calls.promote_function_args hook. (expand_call): Convert to calls.struct_value_rtx, calls.strict_argument_naming, calls.pretend_outgoing_varargs_named, and calls.promote_function_return hooks. Pass fndecl to aggregate_value_p. Initialize CUMULATIVE_ARGS before calling hooks, so they can use that. (emit_library_call_value_1): Likewise. * combine.c (setup_incoming_promotions): Convert to calls.promote_function_args hook. * emit-rtl.c: Convert to calls.struct_value_rtx hook. * expr.c (expand_assignment): Pass call to aggregate_value_p. (expand_expr): Likewise. * expr.h: Remove support for SETUP_INCOMING_VARARGS, STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED, RETURN_IN_MEMORY macro defaults. * final.c (profile_function): Convert to calls.struct_value_rtx hook. * function.c (aggregate_value_p): Accept function type tree as second parameter; try to deduce fntype from it. Convert to calls.return_in_memory hook. (assign_parms): Convert to calls.setup_incoming_varargs, calls.strict_argument_naming, calls.promote_function_args, calls.pretend_outgoing_varargs_named hooks. Pass fndecl to aggregate_value_p. (expand_function_start): Likewise. Convert to calls.struct_value_rtx hook. (expand_function_end): Convert to calls.promote_function_return hook. (allocate_struct_function): Pass fndecl to aggregate_value_p. * hard-reg-set.h: Update comments to new hook names. * integrate.c (expand_inline_function): Pass fndecl to aggregate_value_p. * reg-stack.c (stack_result): Likewise. * rtl.h (struct_value_rtx, struct_value_incoming_rtx): Delete. * stmt.c (expand_value_return): Convert to calls.promote_function_return hook. * target-def.h: Add TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES, TARGET_STRUCT_VALUE_RTX, TARGET_RETURN_IN_MEMORY, TARGET_EXPAND_BUILTIN_SAVEREGS, TARGET_SETUP_INCOMING_VARARGS, TARGET_STRICT_ARGUMENT_NAMING, TARGET_PRETEND_OUTGOING_VARARGS_NAMED, and TARGET_CALLS. * target.h: Likewise. * tree.h (aggregate_value_p): Also takes a tree to deduce function attributes from (for target hooks). * doc/tm.texi (PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES, RETURN_IN_MEMORY, STRUCT_VALUE_REGNUM, STRUCT_VALUE, STRUCT_VALUE_INCOMING_REGNUM, STRUCT_VALUE_INCOMING, EXPAND_BUILTIN_SAVEREGS, SETUP_INCOMING_VARARGS, STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED): Convert to hooks. * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Pass function to aggregate_value_p. * config/arm/arm.c (arm_init_cumulative_args, arm_output_mi_thunk): Likewise. * config/i386/i386.c (ix86_return_pops_args, x86_this_parameter): Likewise. * config/mips/mips.c (mips_save_reg_p, mips_expand_prologue, mips_can_use_return_insn): Likewise. * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise. * config/s390/s390.c (s390_output_mi_thunk): Likewise. * config/sparc/sparc.c (sparc_output_mi_thunk): Pass function to aggregate_value_p. * config/story16/stormy16.c (xstormy16_asm_output_mi_thunk): Pass function to aggregate_value_p. * objc/objc-act.c (generate_struct_by_value_array): Pass NULL to aggregate_value_p. * config/sh/sh-protos.h (sh_builtin_saveregs): Remove. (sh_attr_renesas_p, sh_cfun_attr_renesas_p, sh_function_arg, sh_function_arg_advance, sh_pass_in_reg_p): New. * config/sh/sh.c (sh_handle_renesas_attribute, sh_promote_prototypes, sh_struct_value_rtx, sh_return_in_memory, sh_builtin_saveregs, sh_setup_incoming_varargs, sh_strict_argument_naming, sh_pretend_outgoing_varargs_named): New decls. (targetm): Add new hooks. (calc_live_regs): Save MACL and MACH if the function has the renesas attribute. (sh_expand_prologue): Support renesas attribute. (sh_builtin_saveregs): Make static. (sh_build_va_list): Support renesas attribute. (sh_va_start): Likewise. (sh_va_arg): Likewise. (sh_promote_prototypes): New. (sh_function_arg): New, moved from sh.h. Support renesas attribute. (sh_function_arg_advance): Likewise. (sh_return_in_memory): Likewise. (sh_strict_argument_naming): Likewise. (sh_pretend_outgoing_varargs_named): Likewise. (sh_struct_value_rtx): New. (sh_attribute): Add renesas attribute. (sh_handle_renesas_attribute): New. (sh_attr_renesas_p, sh_cfun_attr_renesas_p): New. (sh_ms_bitfield_layout_p): Support renesas attribute also. (sh_output_mi_thunk): Pass function to aggregate_value_p. * config/sh/sh.h (TARGET_SWITCHES): Add -mrenesas as an alias for -mhitachi. (STRUCT_VALUE_REGNUM, STRUCT_VALUE, RETURN_IN_MEMORY): Moved to target hooks. (sh_args): Add renesas_abi flag. (INIT_CUMULATIVE_ARGS): Set it. Pass fndecl to aggregate_value_p. (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Move to sh.c. (PASS_IN_REG_P): Support renesas attribute. Pass DF and TF on the stack for the renesas abi. (STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED, SETUP_INCOMING_VARARGS, EXPAND_BUILTIN_SAVEREGS, PROMOTE_PROTOTYPES): Moved to sh.c. * config/sh/sh.md (call): Set call cookie to indicate renesas calls. * decl.c (finish_function): Pass fndecl to aggregate_value_p. * misc.c (default_pass_by_ref): Convert to calls.return_in_memory hook. From-SVN: r71048
2003-08-20stor-layout.c (do_type_align): Only copy DECL_USER_ALIGN from ↵Jason Merrill1-1/+2
TYPE_USER_ALIGN for FIELD_DECLs. * stor-layout.c (do_type_align): Only copy DECL_USER_ALIGN from TYPE_USER_ALIGN for FIELD_DECLs. * attribs.c (decl_attributes): Rebuild the function pointer type after changing the target type. * tree.c (get_qualified_type): Also check that the attributes match. From-SVN: r70597
2003-07-29re PR c++/11667 (wider-than-int enums never compare equal to 0)Mark Mitchell1-28/+56
PR c++/11667 * c-common.c (shorten_compare): Take into account differences between C and C++ representation for enumeration types. * tree.h (set_min_and_max_values_for_integral_type): Declare. * stor-layout.c (set_min_and_max_values_for_integral_type): New function, broken out from ... (fixup_signed_type): ... here and ... (fixup_unsigned_type): ... here. PR c++/11667 * call.c (standard_conversion): Allow all integral->enumeral conversions, after marking them as bad. * decl.c (finish_enum): Make sure that all enumerators are properly converted to the underlying type. (build_enumerator): Set DECL_CONTEXT for namespace-scope enumeration types. * pt.c (tsubst_copy): Adjust handling of CONST_DECLs accordingly. (tsubst_enum): Tidy. * Make-lang.in (typeck.o): Depend on convert.h. (class.o): Likewise. (rtti.o): Likewise. * call.c: Include convert.h. (convert_arg_to_ellipsis): Use convert_to_real. * class.c: Include convert.h. (build_base_path): Use convert_to_integer. * rtti.c: Include convert.h. (build_headof): Use convert_to_integer. * typeck.c: Include convert.h. (decay_conversion): Use convert_to_integer. (build_unary_op): Use build_nop. (get_delta_difference): Use convert_to_integer. (build_ptrmemfunc): Avoid unncessary conversions. From-SVN: r69909
2003-07-25Remove pedwarn_with_decl, warning_with_decl and error_with_decl from GCC.Gabriel Dos Reis1-6/+10
Remove pedwarn_with_decl, warning_with_decl and error_with_decl from GCC. * calls.c (try_to_integrate): Don't use xxx_with_decl. (expand_call): Likewise. * dwarfout.c (output_reg_number): Likewise. * expr.c (expand_expr): Likewise. * function.c (assign_temp): Likewise. (uninitialized_vars_warning): Likewise. (setjmp_args_warning): Likewise. (expand_function_end): Likewise. * stmt.c (fixup_gotos): Likewise. (warn_about_unused_variables): Likewise. (expand_end_bindings): Likewise. * stor-layout.c (layout_decl): Likewise. (place_field): Likewise. * toplev.c (check_global_declarations): Likewise. (rest_of_handle_inlining): Likewise. (default_tree_printer): New function. (general_init): Initialize diagnostic machinery before routing signals to the ICE machinery. Set default tree printer. * toplev.h (pedwarn_with_decl): Remove declaration. (warning_with_decl): Likewise. (error_with_decl): Likewise. (pedwarn): Remove attribute for the time being. * tree-inline.c (expand_call_inline): Don't use xxx_with_decl. * varasm.c (named_section): Likewise. (make_decl_rtl): Likewise. (assemble_variable): Likewise. (merge_weak): Likewise. (declare_weak): Likewise. * diagnostic.h: Move non-diagnostic stuff into pretty-print.h. * diagnostic.c: Move non-diagnostic stuff into pretty-print.c. (format_with_decl): Remove. (diagnostic_for_decl): Likewise. (pedwarn_with_decl): Likewise. (warning_with_decl): Likewise. (error_with_decl): Likewise. (diagnostic_initialize): Adjust. (diagnostic_count_diagnostic): Likewise. (announce_function): Likewise. (lhd_print_error_function): Likewise. (diagnostic_report_current_module): Likewise. (default_diagnostic_starter): Likewise. (diagnostic_report_diagnostic): Likewise. (default_diagnostic_finalizer): Likewise. (verbatim): Likewise. (error): Likewise. (warning): Likewise. * opts.c (common_handle_option): Likewise. * pretty-print.c: New file. * c-pretty-print.h (pp_base): Override. * c-pretty-print.c: Adjust use of macros throughout. (pp_buffer): New macro. (pp_newline): Likewise. * c-objc-common.c (c_tree_printer): Adjust prototype. Tidy. * Makefile.in (DIAGNOSTIC_H): New variable. (c-errors.o): Use it. (c-objc-common.o): Likewise. (c-common.o): Likewise. (c-opts.o): Likewise. (c-format.o): Likewise. (diagnostic.o): Likewise. (opts.o): Likewise. (toplev.o): Likewise. (rtl-error.o): Likewise. (dwarf2out.o): Likewise. (jump.o): Likewise. (pretty-print.o): New rule. cp/ * Make-lang.in (cp/error.o): Depend on DIAGNOSTIC_H. * error.c: Use the new pretty-printer fraamework. From-SVN: r69773
2003-07-24tree.h (boolean_type_node): Move from C/C++/Java frontends.Jason Merrill1-1/+2
* tree.h (boolean_type_node): Move from C/C++/Java frontends. (boolean_true_node, boolean_false_node): Likewise. (enum tree_index): Add TI_BOOLEAN_{TYPE,FALSE,TRUE}. * tree.c (build_common_tree_nodes): Init boolean_type_node. (build_common_tree_nodes_2): Init boolean_{true,false}_node. * stor-layout.c (set_sizetype): Handle an early BOOLEAN_TYPE. * c-common.h (truthvalue_type_node): Renamed from boolean_type_node. (truthvalue_true_node): Renamed from boolean_true_node. (truthvalue_false_node): Renamed from boolean_false_node. * c-decl.c: Just set truthvalue_* to integer_*. * c-*.[ch]: s/boolean/truthvalue/. s/c_bool/boolean/. * cp/decl.c: Just set truthvalue_* to boolean_*. * java/java-tree.h: Move boolean_type_node et al to the back end. From-SVN: r69758
2003-07-19alias.c [...]: Remove unnecessary casts.Kaveh R. Ghazi1-2/+1
* alias.c alloc-pool.c bitmap.c bitmap.h bt-load.c builtins.c c-common.c c-decl.c c-incpath.c c-lex.c c-opts.c c-parse.in c-pragma.c c-typeck.c calls.c cfg.c cfganal.c cfgloop.c cfgrtl.c collect2.c combine.c conflict.c coverage.c cppexp.c cppfiles.c cpphash.c cppinit.c cpplex.c cpplib.c cppmacro.c cppspec.c cpptrad.c cse.c cselib.c dbxout.c defaults.h df.c dominance.c dwarf2out.c dwarfout.c emit-rtl.c except.c expmed.c expr.c final.c fix-header.c flow.c fold-const.c function.c gcc.c gccspec.c gcov.c gcse.c genattr.c genattrtab.c genautomata.c genconditions.c genemit.c genextract.c genoutput.c genrecog.c gensupport.c ggc-page.c ggc-simple.c global.c graph.c haifa-sched.c hashtable.c integrate.c jump.c langhooks.c lcm.c line-map.c local-alloc.c loop.c mips-tdump.c mips-tfile.c mkdeps.c optabs.c params.c postreload.c prefix.c print-tree.c protoize.c ra-build.c ra-colorize.c ra-rewrite.c ra.c recog.c reg-stack.c regclass.c regmove.c regrename.c reload.c reload1.c reorg.c resource.c sbitmap.c sched-deps.c sched-rgn.c sched-vis.c sdbout.c simplify-rtx.c ssa-ccp.c ssa.c stmt.c stor-layout.c timevar.c tlink.c toplev.c tree-dump.c tree.c unroll.c unwind-dw2-fde.c varasm.c varray.c vmsdbgout.c xcoffout.c: Remove unnecessary casts. From-SVN: r69587
2003-07-13stor-layout.c (compute_record_mode): Remove very obsolete test that forces ↵Richard Kenner1-15/+0
BLKmode for records with fields crossing... * stor-layout.c (compute_record_mode): Remove very obsolete test that forces BLKmode for records with fields crossing word boundary. From-SVN: r69297
2003-07-06sbitmap.c: Convert prototypes to ISO C90.Andreas Jaeger1-119/+61
* sbitmap.c: Convert prototypes to ISO C90. * sbitmap.h: Likewise. * scan-decls.c: Likewise. * scan.c: Likewise. * sched-deps.c: Likewise. * sched-ebb.c: Likewise. * sched-int.h: Likewise. * sched-rgn.c: Likewise. * sched-vis.c: Likewise. * sibcall.c: Likewise. * simplify-rtx.c: Likewise. * sreal.c: Likewise. * sreal.h: Likewise. * ssa-ccp.c: Likewise. * ssa-dce.c: Likewise. * ssa.c: Likewise. * ssa.h: Likewise. * stack.h: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * stringpool.c: Likewise. * target.h: Likewise. * timevar.c: Likewise. * timevar.h: Likewise. * tlink.c: Likewise. * tracer.c: Likewise. * tree-inline.c: Likewise. * tree-inline.h: Likewise. * tree.c: Likewise. * tree.h: Likewise. From-SVN: r69002
2003-07-05tree.h (contains_placeholder_p): Now returns bool.Richard Kenner1-1/+1
* tree.h (contains_placeholder_p): Now returns bool. (CONTAINS_PLACEHOLDER_P): New macro. (type_contains_placeholder_p): New function. * tree.c (save_expr): Remove code avoiding folding COMPONENT_REF. (contains_placeholder_p): Now returns bool. Rework to use CONTAINS_PLACEHOLDER_P macro. (type_contains_placeholder_p): New function. * fold-const.c (fold, case COMPONENT_REF): Don't fold if type_contains_placeholder_p. (fold_range_test, fold_mathfn_compare, fold_inf_compare, fold): Use CONTAINS_PLACEHOLDER_P macro. * builtins.c (fold_builtin): Likewise. * calls.c (initialize_argument_information): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * explow.c (expr_size): Likewise. * expr.c (store_constructor, get_inner_reference): Likewise. * function.c (assign_parms): Likewise. * stor-layout.c (variable_size): Likewise. From-SVN: r68969
2003-06-29alloc-pool.c: Fix comment formatting.Kazu Hirata1-1/+1
* alloc-pool.c: Fix comment formatting. * bitmap.c: Likewise. * bitmap.h: Likewise. * bt-load.c: Likewise. * builtins.c: Likewise. * caller-save.c: Likewise. * cfganal.c: Likewise. * cfgrtl.c: Likewise. * collect2.c: Likewise. * cse.c: Likewise. * df.c: Likewise. * diagnostic.c: Likewise. * dwarf2out.c: Likewise. * dwarfout.c: Likewise. * expmed.c: Likewise. * final.c: Likewise. * flags.h: Likewise. * fold-const.c: Likewise. * gcc.c: Likewise. * gcov-io.h: Likewise. * gcov.c: Likewise. * genattrtab.c: Likewise. * genautomata.c: Likewise. * libgcov.c: Likewise. * mips-tfile.c: Likewise. * optabs.c: Likewise. * prefix.c: Likewise. * rtlanal.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * toplev.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. From-SVN: r68672
2003-06-01tm.texi (Storage Layout): Remove ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT.Andreas Jaeger1-38/+0
* doc/tm.texi (Storage Layout): Remove ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT. * stor-layout.c (finalize_record_size): Remove usages of ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT. (finalize_type_size): Likewise. (layout_type): Likewise. * system.h: Poison ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT. ada: * utils.c (finish_record_type): Remove usages of ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT. From-SVN: r67313
2003-05-04stor-layout.c (compute_record_mode): Relax restriction on fields crossing ↵Richard Kenner1-2/+4
word boundaries forcing BLKmode. * stor-layout.c (compute_record_mode): Relax restriction on fields crossing word boundaries forcing BLKmode. From-SVN: r66463
2003-05-03stor-layout.c (place_field): When adjusting offset_align, use desired_align, ↵Richard Kenner1-1/+1
not DECL_ALIGN. * stor-layout.c (place_field): When adjusting offset_align, use desired_align, not DECL_ALIGN. From-SVN: r66428
2003-04-30* stor-layout.c (mode_for_size_tree): Use BLKmode if SIZE overflows.Richard Kenner1-0/+1
From-SVN: r66305
2003-04-29stor-layout.c (mode_for_size_tree): Use tree_low_cst.Richard Kenner1-34/+38
* stor-layout.c (mode_for_size_tree): Use tree_low_cst. (layout_decl, place_field): Likewise. Also make minor type and whitespace changes. From-SVN: r66268
2003-04-21* stor-layout.c (layout_decl): Don't set DECL_SIZE_UNIT if already set.Richard Kenner1-1/+1
From-SVN: r65899
2003-04-16tree.c (skip_simple_arithmetics_at, [...]): New functions.Olivier Hainque1-4/+1
* tree.c (skip_simple_arithmetics_at, saved_expr_p): New functions. (save_expr): Replace loop by call to skip_simple_arithmetics_at. * tree.h: Add prototypes for the two new functions. * fold-const.c (fold_binary_op_with_conditional_arg): Replace test updates introduced in the previous revision by call to saved_expr_p. * stor-layout.c (put_pending_size): Use skip_simple_arithmetics_at. From-SVN: r65702
2003-04-14stor-layout.c (layout_type, [...]): Add missing code to handle "superflat ↵Richard Kenner1-0/+9
arrays" in Ada. * stor-layout.c (layout_type, case ARRAY_TYPE): Add missing code to handle "superflat arrays" in Ada. From-SVN: r65595
2003-04-11re PR c/10201 ([IA64] ICE in int_mode_for_mode, at stor-layout.c)Richard Henderson1-0/+12
PR c/10201 * expr.c (expand_expr): Move DECL_RTL frobbing ... * stor-layout.c (layout_decl): ... here. From-SVN: r65467
2003-04-04stor-layout.c (layout_decl): Avoid syntax error in last change when ↵Andreas Schwab1-5/+7
PCC_BITFIELD_TYPE_MATTERS is defined but... * stor-layout.c (layout_decl): Avoid syntax error in last change when PCC_BITFIELD_TYPE_MATTERS is defined but not EMPTY_FIELD_BOUNDARY. From-SVN: r65234
2003-04-03stor-layout.c (do_type_align): New fn, split out from...Jason Merrill1-102/+105
* stor-layout.c (do_type_align): New fn, split out from... (layout_decl): ...here. Do all alignment calculations for FIELD_DECLs here. (update_alignment_for_field): Not here. (start_record_layout, debug_rli): Remove unpadded_align. * tree.h (struct record_layout_info_s): Remove unpadded_align. * c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN or DECL_MODE on the CONST_DECLs. (finish_struct): Don't mess with DECL_ALIGN. * cp/class.c (build_vtable): Set DECL_ALIGN here. (get_vtable_decl): Not here. (layout_vtable_decl): Or here. (create_vtable_ptr): Or here. (layout_class_type): Or here. (check_bitfield_decl): Don't mess with field alignment. * ada/misc.c (gnat_adjust_rli): #if 0. From-SVN: r65207
2003-03-31re PR java/10145 (java and c++ disagree about class layout)Jason Merrill1-1/+2
PR java/10145 * stor-layout.c (update_alignment_for_field): Respect DECL_USER_ALIGN for zero-length bitfields, too. * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal fields. * cp/class.c (check_field_decl): Don't set DECL_ALIGN. From-SVN: r65103
2003-02-28stor-layout.c (variable_size): Leave a minus 1 outside the SAVE_EXPR.Jason Merrill1-8/+12
* stor-layout.c (variable_size): Leave a minus 1 outside the SAVE_EXPR. From-SVN: r63585
2003-01-31tree.h (TYPE_BINFO_SIZE, [...]): Remove.Nathan Sidwell1-9/+1
* tree.h (TYPE_BINFO_SIZE, TYPE_BINFO_SIZE_UNIT): Remove. (BINFO_ELTS): New #define. * stor-layout.c (finalize_record_size): Don't set them. * cp/cp-tree.h (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): Use BINFO_ELTS. (BINFO_LANG_ELTS): New #define. * cp/tree.c (make_binfo): Use BINFO_LANG_ELTS. * java/class.c (make_class): Use BINFO_ELTS. (set_super_info): Likewse. (add_interface_do): Likewise. * objc/objc-act.c (start_class): Use BINFO_ELTS. From-SVN: r62180
2003-01-26rtl.c (get_mode_alignment): Moved to...Alexandre Oliva1-0/+23
* rtl.c (get_mode_alignment): Moved to... * stor-layout.c: ... here. From-SVN: r61824
2003-01-24* stor-layout.c (excess_unit_span): Only define if used.Andreas Schwab1-1/+5
From-SVN: r61707
2003-01-16arm.h (CONDITIONAL_REGISTER_USAGE): Avoid signed/unsigned warning.Kaveh R. Ghazi1-1/+1
* arm.h (CONDITIONAL_REGISTER_USAGE): Avoid signed/unsigned warning. * emit-rtl.c (gen_rtx_REG, set_mem_attributes_minus_bitpos, init_emit_once): Likewise. * flow.c (mark_regs_live_at_end, calculate_global_regs_live): Likewise. * function.c (assign_stack_temp_for_type): Likewise. * loop.c (loop_invariant_p): Likewise. * recog.c (push_operand): Likewise. * regclass.c (init_reg_sets_1): Likewise. * reload.c (update_auto_inc_notes): Likewise. * reload1.c (reload_as_needed, emit_input_reload_insns): Likewise. * stmt.c (expand_asm_operands): Likewise. * stor-layout.c (start_record_layout): Likewise. cp: * class.c (layout_virtual_bases): Avoid signed/unsigned warning. java: * jcf-write.c (generate_bytecode_insns): Avoid signed/unsigned warning. From-SVN: r61389
2002-12-24regmove.c: Fix comment typos.Kazu Hirata1-4/+4
* regmove.c: Fix comment typos. * reload.c: Likewise. * reload1.c: Likewise. * resource.c: Likewise. * rtl.def: Likewise. * rtl.h: Likewise. * rtlanal.c: Likewise. * sched-deps.c: Likewise. * sched-rgn.c: Likewise. * sibcall.c: Likewise. * simplify-rtx.c: Likewise. * ssa-ccp.c: Likewise. * ssa.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * system.h: Likewise. * tlink.c: Likewise. * toplev.c: Likewise. * tracer.c: Likewise. * tree-inline.c: Likewise. * tree.c: Likewise. * tree.h: Likewise. * unroll.c: Likewise. * varasm.c: Likewise. From-SVN: r60473
2002-12-23stor-layout.c (update_alignment_for_field): Correct handling of unnamed ↵Mark Mitchell1-9/+12
bitfields on PCC_BITFIELD_TYPE_MATTERS machines. * stor-layout.c (update_alignment_for_field): Correct handling of unnamed bitfields on PCC_BITFIELD_TYPE_MATTERS machines. * doc/tm.texi (PCC_BITFIELD_TYPE_MATTERS): Note that an unnamed bitfield does not affect alignment. * testsuite/gcc.dg/i386-bitfield3.c: New test. From-SVN: r60439
2002-12-23stor-layout.c (update_alignment_for_field): Guard use of ADJUST_FIELD_ALIGN ↵Mark Mitchell1-0/+2
with #ifdef. * stor-layout.c (update_alignment_for_field): Guard use of ADJUST_FIELD_ALIGN with #ifdef. From-SVN: r60422
2002-12-23stor-layout.c (update_alignment_for_field): Use ADJUST_FIELD_ALIGN when ↵Mark Mitchell1-1/+4
computing the alignment for a zero-width bitfield... * stor-layout.c (update_alignment_for_field): Use ADJUST_FIELD_ALIGN when computing the alignment for a zero-width bitfield when PCC_BITFIELD_TYPE_MATTERS. From-SVN: r60419
2002-12-19ChangeLog: Follow spelling conventions.Kazu Hirata1-1/+1
* ChangeLog: Follow spelling conventions. * ChangeLog.2: Likewise. * ChangeLog.4: Likewise. * ChangeLog.5: Likewise. * cppexp.c: Likewise. * df.c: Likewise. * gcov.c: Likewise. * gengtype.c: Likewise. * reload1.c: Likewise. * sched-rgn.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * timevar.c: Likewise. * toplev.c: Likewise. * tree.h: Likewise. * varasm.c: Likewise. * config/fr30/fr30.md: Likewise. * config/i386/i386.c: Likewise. * config/ia64/ia64.c: Likewise. * config/pa/pa.c: Likewise. From-SVN: r60281
2002-12-16Merge basic-improvements-branch to trunkZack Weinberg1-45/+83
From-SVN: r60174
2002-11-20stor-layout.c (place_field): Update rli->offset as well as rli->bitpos.Richard Sandiford1-0/+1
* stor-layout.c (place_field): Update rli->offset as well as rli->bitpos. From-SVN: r59301
2002-10-01stor-layout.c (update_alignment_for_field): New function.Mark Mitchell1-122/+106
* stor-layout.c (update_alignment_for_field): New function. (place_union_field): Use it. (place_field): Likewise. * gcc.dg/empty1.C: New test. From-SVN: r57697
2002-09-30store-layout.c (finish_record_layout): Add free_p parameter.Mark Mitchell1-4/+8
* store-layout.c (finish_record_layout): Add free_p parameter. (layout_type): Pass it. * tree.h (finish_record_layout): Update prototype. * class.c (walk_subobject_offsets): Correct the calculation of offsets for virtual bases. Correct the counting of array elements. (layout_nonempty_base_or_field): Simplify. Correct the calculation of offsets to be propagated through the binfo hierarchy. (build_base_field): Avoid creating a FIELD_DECL for empty bases. Add the FIELD_DECL to TYPE_FIELDS. (build_base_fields): Adjust accordingly. (layout_virtual_bases): Use build_base_field. (end_of_class): Return a tree, not an integer. (warn_about_ambiguous_direct_bases): Rename to ... (warn_about_ambiguous_bases): ... this. (include_empty_classes): New function. (layout_class_type): Create an alternative version of the type to be used when as a base class type. Do not call finish_record_layout until we are done laying out the class. * cp-tree.h (lang_type_class): Remove size, size_unit. Add as_base. (CLASSTYPE_SIZE): Reimplement. (CLASSTYPE_SIZE_UNIT): Likewise. (CLASSTYPE_ALIGN): Likweise. (CLASSTYPE_USER_ALIGN): Likewise. (CLASSTYPE_AS_BASE): New macro. (DECL_INITIALIZED_P): Likewise. (extract_init): Remove prototype. (build_forced_zero_init): Rename to ... (build_zero_init): ... this. (force_store_init_value): Remove. * decl.c (obscure_complex_init): Remove. (duplicate_decls): Copy DECL_INITIALIZED_P. (check_initializer): Do not leave junk in DECL_INITIAL. (cp_finish_decl): Handle zero-initialization of entities with static storage duration. * expr.c (extract_init): Remove. * init.c (build_forced_zero_init): Remove. (build_zero_init): New function. (build_default_init): Use it. (build_field_list): Skip FIELD_DECLs for base subobjects. (push_base_cleanups): Likewise. * method.c (do_build_assign_ref): Likewise. (synthesize_exception_spec): Likewise. * pt.c (tsubst_decl): Clear DECL_INITIALIZED_P. (regenerate_decl_from_template): To not set DECL_INITIAL for a static data member whose initialization took place in its class. (instantiate_decl): Do not pass an initializer to cp_finish_decl in that situation. * search.c (dfs_push_decls): Skip FIELD_DECLs for base subobjects. (dfs_unuse_fields): Likewise. * tree.c (pod_type_p): Handle error_mark_node. (zero_init_p): Likewise. * typeck.c (lookup_anon_field): Skip FIELD_DECLs for base subobjects. * typeck2.c (store_init_value): Remove #if 0'd code. (force_store_init_value): Remove. (process_init_constructor): Use build_zero_init. * g++.dg/abi/empty7.C: New test. * g++.dg/init/pm2.C: Likewise. From-SVN: r57654
2002-09-29builtins.def: Fix comment formatting.Kazu Hirata1-9/+9
* builtins.def: Fix comment formatting. * c-common.def: Likewise. * cfgcleanup.c: Likewise. * combine.c: Likewise. * gengtype.c: Likewise. * params.def: Likewise. * predict.def: Likewise. * rtl.def: Likewise. * stab.def: Likewise. * stor-layout.c: Likewise. * tree.def: Likewise. * config/darwin.c: Likewise. * config/darwin.h: Likewise. * config/dbxcoff.h: Likewise. * config/elfos.h: Likewise. * config/fp-bit.c: Likewise. * config/freebsd-spec.h: Likewise. * config/interix.h: Likewise. * config/libgloss.h: Likewise. * config/linux-aout.h: Likewise. * config/linux.h: Likewise. * config/lynx-ng.h: Likewise. * config/lynx.h: Likewise. * config/netbsd-aout.h: Likewise. * config/netbsd.h: Likewise. * config/netware.h: Likewise. * config/psos.h: Likewise. * config/ptx4.h: Likewise. From-SVN: r57624
2002-09-27LANGUAGES: Follow spelling conventions.Kazu Hirata1-3/+3
* LANGUAGES: Follow spelling conventions. * rtl.def: Likewise. * sbitmap.c: Likewise. * sched-int.h: Likewise. * sched-rgn.c: Likewise. * sibcall.c: Likewise. * simplify-rtx.c: Likewise. * ssa.c: Likewise. * stab.def: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * target.h: Likewise. * timevar.c: Likewise. * toplev.c: Likewise. * tree-dump.c: Likewise. * tree-inline.c: Likewise. * tree.c: Likewise. * tree.def: Likewise. * tree.h: Likewise. * unroll.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. * treelang/treelang.texi: Likewise. * treelang/treetree.c: Likewise. From-SVN: r57587
2002-09-18stor-layout.c (place_field): Handle alignment of whole structures when MSVC ↵Douglas B Rupp1-44/+158
compatible bitfields are involved. * stor-layout.c (place_field): Handle alignment of whole structures when MSVC compatible bitfields are involved. Change method of computing location of MS bitfields to be compatible with #pragma pack(n). * tree.h (record_layout_info): Add new field remaining_in_alignment. * doc/tm.texi: (TARGET_MS_BITFIELD_LAYOUT_P): Update. (pragma pack): Add paragraph on MSVC bitfield packing. Co-Authored-By: Donn Terry <donnte@microsoft.com> From-SVN: r57281
2002-08-08stor-layout.c (place_union_field): For bitfields if ↵Jakub Jelinek1-0/+6
PCC_BITFIELD_TYPE_MATTERS and TYPE_USER_ALIGN... * stor-layout.c (place_union_field): For bitfields if PCC_BITFIELD_TYPE_MATTERS and TYPE_USER_ALIGN, set record's TYPE_USER_ALIGN. * gcc.dg/bitfld-3.c: New test. From-SVN: r56112
2002-08-07stor-layout.c (place_union_field): Apply ADJUST_FIELD_ALIGN to type_align ↵Jakub Jelinek1-6/+27
when PCC_BITFIELD_TYPE_MATTERS. * stor-layout.c (place_union_field): Apply ADJUST_FIELD_ALIGN to type_align when PCC_BITFIELD_TYPE_MATTERS. Only apply ADJUST_FIELD_ALIGN if not DECL_USER_ALIGN resp. TYPE_USER_ALIGN. (place_field): Likewise. * config/i386/i386.c (x86_field_alignment): Don't check DECL_USER_ALIGN here. * config/rs6000/rs6000.c (rs6000_field_alignment): New. * config/rs6000/rs6000-protos.h (rs6000_field_alignment): New prototype. * config/rs6000/rs6000.h (ADJUST_FIELD_ALIGN): Define. * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Remove. * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Remove. * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Remove. * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Remove. * doc/tm.texi (ADJUST_FIELD_ALIGN): Update description. * gcc.dg/i386-bitfield1.c: New test. * g++.dg/abi/bitfield3.C: Update. Co-Authored-By: Richard Henderson <rth@redhat.com> From-SVN: r56107
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