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Diffstat (limited to 'contrib/gcc/function.h')
| -rw-r--r-- | contrib/gcc/function.h | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/contrib/gcc/function.h b/contrib/gcc/function.h deleted file mode 100644 index c25933ca26e31..0000000000000 --- a/contrib/gcc/function.h +++ /dev/null @@ -1,305 +0,0 @@ -/* Structure for saving state for a nested function. - Copyright (C) 1989, 92-97, 1998 Free Software Foundation, Inc. - -This file is part of GNU CC. - -GNU CC is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU CC is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU CC; see the file COPYING. If not, write to -the Free Software Foundation, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - - -#if !defined(NULL_TREE) && !defined(tree) -typedef union union_node *_function_tree; -#define tree _function_tree -#endif -#if !defined(NULL_RTX) && !defined(rtx) -typedef struct rtx_def *_function_rtx; -#define rtx _function_rtx -#endif - -struct var_refs_queue -{ - rtx modified; - enum machine_mode promoted_mode; - int unsignedp; - struct var_refs_queue *next; -}; - -/* Stack of pending (incomplete) sequences saved by `start_sequence'. - Each element describes one pending sequence. - The main insn-chain is saved in the last element of the chain, - unless the chain is empty. */ - -struct sequence_stack -{ - /* First and last insns in the chain of the saved sequence. */ - rtx first, last; - tree sequence_rtl_expr; - struct sequence_stack *next; -}; - -extern struct sequence_stack *sequence_stack; - -/* Stack of single obstacks. */ - -struct simple_obstack_stack -{ - struct obstack *obstack; - struct simple_obstack_stack *next; -}; - -/* This structure can save all the important global and static variables - describing the status of the current function. */ - -struct function -{ - struct function *next; - - /* For function.c. */ - char *name; - tree decl; - int pops_args; - int returns_struct; - int returns_pcc_struct; - int returns_pointer; - int needs_context; - int calls_setjmp; - int calls_longjmp; - int calls_alloca; - int has_nonlocal_label; - int has_nonlocal_goto; - int contains_functions; - int has_computed_jump; - int is_thunk; - rtx nonlocal_goto_handler_slots; - rtx nonlocal_goto_handler_labels; - rtx nonlocal_goto_stack_level; - tree nonlocal_labels; - int args_size; - int pretend_args_size; - rtx arg_offset_rtx; - int varargs; - int stdarg; - int max_parm_reg; - rtx *parm_reg_stack_loc; - int outgoing_args_size; - rtx return_rtx; - rtx cleanup_label; - rtx return_label; - rtx save_expr_regs; - rtx stack_slot_list; - rtx parm_birth_insn; - HOST_WIDE_INT frame_offset; - rtx tail_recursion_label; - rtx tail_recursion_reentry; - rtx internal_arg_pointer; - char *cannot_inline; - rtx arg_pointer_save_area; - tree rtl_expr_chain; - rtx last_parm_insn; - tree context_display; - tree trampoline_list; - int function_call_count; - struct temp_slot *temp_slots; - int temp_slot_level; - int target_temp_slot_level; - int var_temp_slot_level; - int instrument_entry_exit; - /* This slot is initialized as 0 and is added to - during the nested function. */ - struct var_refs_queue *fixup_var_refs_queue; - CUMULATIVE_ARGS args_info; - - /* For stmt.c */ - struct nesting *block_stack; - struct nesting *stack_block_stack; - struct nesting *cond_stack; - struct nesting *loop_stack; - struct nesting *case_stack; - struct nesting *nesting_stack; - int nesting_depth; - int block_start_count; - tree last_expr_type; - rtx last_expr_value; - int expr_stmts_for_value; - char *emit_filename; - int emit_lineno; - struct goto_fixup *goto_fixup_chain; - - /* For exception handling information. */ - struct eh_stack ehstack; - struct eh_stack catchstack; - struct eh_queue ehqueue; - rtx catch_clauses; - struct label_node *false_label_stack; - struct label_node *caught_return_label_stack; - tree protect_list; - rtx ehc; - rtx eh_return_stub_label; - - /* For expr.c. */ - rtx pending_chain; - int pending_stack_adjust; - int inhibit_defer_pop; - rtx saveregs_value; - rtx apply_args_value; - rtx forced_labels; - int check_memory_usage; - - /* For emit-rtl.c. */ - int reg_rtx_no; - int first_label_num; - rtx first_insn; - rtx last_insn; - tree sequence_rtl_expr; - struct sequence_stack *sequence_stack; - int cur_insn_uid; - int last_linenum; - char *last_filename; - char *regno_pointer_flag; - char *regno_pointer_align; - int regno_pointer_flag_length; - rtx *regno_reg_rtx; - - /* For stor-layout.c. */ - tree permanent_type_chain; - tree temporary_type_chain; - tree permanent_type_end; - tree temporary_type_end; - tree pending_sizes; - int immediate_size_expand; - - /* For tree.c. */ - int all_types_permanent; - struct momentary_level *momentary_stack; - char *maybepermanent_firstobj; - char *temporary_firstobj; - char *momentary_firstobj; - char *momentary_function_firstobj; - struct obstack *current_obstack; - struct obstack *function_obstack; - struct obstack *function_maybepermanent_obstack; - struct obstack *expression_obstack; - struct obstack *saveable_obstack; - struct obstack *rtl_obstack; - struct simple_obstack_stack *inline_obstacks; - - /* For integrate.c. */ - int uses_const_pool; - - /* For md files. */ - int uses_pic_offset_table; - /* tm.h can use this to store whatever it likes. */ - struct machine_function *machine; - - /* For reorg. */ - rtx epilogue_delay_list; - - /* For varasm. */ - struct constant_descriptor **const_rtx_hash_table; - struct pool_sym **const_rtx_sym_hash_table; - struct pool_constant *first_pool, *last_pool; - int pool_offset; - rtx const_double_chain; -}; - -/* The FUNCTION_DECL for an inline function currently being expanded. */ -extern tree inline_function_decl; - -/* Label that will go on parm cleanup code, if any. - Jumping to this label runs cleanup code for parameters, if - such code must be run. Following this code is the logical return label. */ - -extern rtx cleanup_label; - -/* Label that will go on function epilogue. - Jumping to this label serves as a "return" instruction - on machines which require execution of the epilogue on all returns. */ - -extern rtx return_label; - -/* Offset to end of allocated area of stack frame. - If stack grows down, this is the address of the last stack slot allocated. - If stack grows up, this is the address for the next slot. */ -extern HOST_WIDE_INT frame_offset; - -/* Label to jump back to for tail recursion, or 0 if we have - not yet needed one for this function. */ -extern rtx tail_recursion_label; - -/* Place after which to insert the tail_recursion_label if we need one. */ -extern rtx tail_recursion_reentry; - -/* Location at which to save the argument pointer if it will need to be - referenced. There are two cases where this is done: if nonlocal gotos - exist, or if vars whose is an offset from the argument pointer will be - needed by inner routines. */ - -extern rtx arg_pointer_save_area; - -/* Chain of all RTL_EXPRs that have insns in them. */ -extern tree rtl_expr_chain; - -/* List (chain of EXPR_LISTs) of all stack slots in this function. - Made for the sake of unshare_all_rtl. */ -extern rtx stack_slot_list; - -/* Given a function decl for a containing function, - return the `struct function' for it. */ -struct function *find_function_data PROTO((tree)); - -/* Pointer to chain of `struct function' for containing functions. */ -extern struct function *outer_function_chain; - -/* Put all this function's BLOCK nodes into a vector and return it. - Also store in each NOTE for the beginning or end of a block - the index of that block in the vector. */ -extern tree *identify_blocks PROTO((tree, rtx)); - -/* Return size needed for stack frame based on slots so far allocated. - This size counts from zero. It is not rounded to STACK_BOUNDARY; - the caller may have to do that. */ -extern HOST_WIDE_INT get_frame_size PROTO((void)); - -/* These variables hold pointers to functions to - save and restore machine-specific data, - in push_function_context and pop_function_context. */ -extern void (*save_machine_status) PROTO((struct function *)); -extern void (*restore_machine_status) PROTO((struct function *)); - -/* Save and restore status information for a nested function. */ -extern void save_tree_status PROTO((struct function *, tree)); -extern void restore_tree_status PROTO((struct function *, tree)); -extern void save_varasm_status PROTO((struct function *, tree)); -extern void restore_varasm_status PROTO((struct function *)); -extern void save_eh_status PROTO((struct function *)); -extern void restore_eh_status PROTO((struct function *)); -extern void save_stmt_status PROTO((struct function *)); -extern void restore_stmt_status PROTO((struct function *)); -extern void save_expr_status PROTO((struct function *)); -extern void restore_expr_status PROTO((struct function *)); -extern void save_emit_status PROTO((struct function *)); -extern void restore_emit_status PROTO((struct function *)); -extern void save_storage_status PROTO((struct function *)); -extern void restore_storage_status PROTO((struct function *)); - -extern rtx get_first_block_beg PROTO((void)); - -#ifdef rtx -#undef rtx -#endif - -#ifdef tree -#undef tree -#endif |