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Diffstat (limited to 'gcc/integrate.h')
| -rw-r--r-- | gcc/integrate.h | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/gcc/integrate.h b/gcc/integrate.h deleted file mode 100644 index b2acf5e5c1d..00000000000 --- a/gcc/integrate.h +++ /dev/null @@ -1,130 +0,0 @@ -/* Function integration definitions for GNU C-Compiler - Copyright (C) 1990, 1995 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. */ - -/* This structure is used to remap objects in the function being inlined to - those belonging to the calling function. It is passed by - expand_inline_function to its children. - - This structure is also used when unrolling loops and otherwise - replicating code, although not all fields are needed in this case; - only those fields needed by copy_rtx_and_substitute() and its children - are used. - - This structure is used instead of static variables because - expand_inline_function may be called recursively via expand_expr. */ - -struct inline_remap -{ - /* True if we are doing function integration, false otherwise. - Used to control whether RTX_UNCHANGING bits are copied by - copy_rtx_and_substitute. */ - int integrating; - /* Definition of function be inlined. */ - union tree_node *fndecl; - /* Place to put insns needed at start of function. */ - rtx insns_at_start; - /* Mapping from old registers to new registers. - It is allocated and deallocated in `expand_inline_function' */ - rtx *reg_map; - /* Mapping from old code-labels to new code-labels. - The first element of this map is label_map[min_labelno]. */ - rtx *label_map; - /* Mapping from old insn uid's to copied insns. The first element - of this map is insn_map[min_insnno]; the last element is - insn_map[max_insnno]. We keep the bounds here for when the map - only covers a partial range of insns (such as loop unrolling or - code replication). */ - rtx *insn_map; - int min_insnno, max_insnno; - - /* Map pseudo reg number in calling function to equivalent constant. We - cannot in general substitute constants into parameter pseudo registers, - since some machine descriptions (many RISCs) won't always handle - the resulting insns. So if an incoming parameter has a constant - equivalent, we record it here, and if the resulting insn is - recognizable, we go with it. - - We also use this mechanism to convert references to incoming arguments - and stacked variables. copy_rtx_and_substitute will replace the virtual - incoming argument and virtual stacked variables registers with new - pseudos that contain pointers into the replacement area allocated for - this inline instance. These pseudos are then marked as being equivalent - to the appropriate address and substituted if valid. */ - rtx *const_equiv_map; - /* Number of entries in const_equiv_map and const_arg_map. */ - int const_equiv_map_size; - /* This is incremented for each new basic block. - It is used to store in const_age_map to record the domain of validity - of each entry in const_equiv_map. - A value of -1 indicates an entry for a reg which is a parm. - All other values are "positive". */ -#define CONST_AGE_PARM (-1) - unsigned int const_age; - /* In parallel with const_equiv_map, record the valid age for each entry. - The entry is invalid if its age is less than const_age. */ - unsigned int *const_age_map; - /* Target of the inline function being expanded, or NULL if none. */ - rtx inline_target; - /* When an insn is being copied by copy_rtx_and_substitute, - this is nonzero if we have copied an ASM_OPERANDS. - In that case, it is the original input-operand vector. */ - rtvec orig_asm_operands_vector; - /* When an insn is being copied by copy_rtx_and_substitute, - this is nonzero if we have copied an ASM_OPERANDS. - In that case, it is the copied input-operand vector. */ - rtvec copy_asm_operands_vector; - /* Likewise, this is the copied constraints vector. */ - rtvec copy_asm_constraints_vector; - - /* Indications for regs being pointers and their alignment. */ - char *regno_pointer_flag; - char *regno_pointer_align; - - /* The next few fields are used for subst_constants to record the SETs - that it saw. */ - int num_sets; - struct equiv_table - { - rtx dest; - rtx equiv; - } equiv_sets[MAX_RECOG_OPERANDS]; - /* Record the last thing assigned to pc. This is used for folded - conditional branch insns. */ - rtx last_pc_value; -#ifdef HAVE_cc0 - /* Record the last thing assigned to cc0. */ - rtx last_cc0_value; -#endif -}; - -/* Return a copy of an rtx (as needed), substituting pseudo-register, - labels, and frame-pointer offsets as necessary. */ -extern rtx copy_rtx_and_substitute PROTO((rtx, struct inline_remap *)); - -extern void try_constants PROTO((rtx, struct inline_remap *)); - -extern void mark_stores PROTO((rtx, rtx)); - -/* Unfortunately, we need a global copy of const_equiv map for communication - with a function called from note_stores. Be *very* careful that this - is used properly in the presence of recursion. */ - -extern rtx *global_const_equiv_map; -extern int global_const_equiv_map_size; |